Lawrence Joseph

Summary

Affiliation: McGill University
Country: Canada

Publications

  1. ncbi request reprint Statistical inference for proportions
    Lawrence Joseph
    Division of Clinical Epidemiology, Montreal General Hospital, Department of Medicine, 1650 Cedar Ave, Montreal, QC H3G 1A4, Canada
    AJR Am J Roentgenol 184:1057-64. 2005
  2. pmc Changes in body mass index in Canadians over a five-year period: results of a prospective, population-based study
    Wilma M Hopman
    Clinical Research Centre, Kingston General Hospital and Department of Community Health and Epidemiology, Queen s University, Kingston, Ontario, Canada
    BMC Public Health 7:150. 2007
  3. pmc A cross-sectional study of the prevalence of intensity of infection with Schistosoma japonicum in 50 irrigated and rain-fed villages in Samar Province, the Philippines
    Mushfiqur R Tarafder
    Department of Biostatistics and Epidemiology, College of Public Health, University of Oklahoma Health Sciences Center, Oklahoma, USA
    BMC Public Health 6:61. 2006
  4. pmc How can we improve targeting of frail elderly patients to a geriatric day-hospital rehabilitation program?
    Silvia R M Pereira
    Academic Hospital São Francisco de Assis, Federal University of Rio de Janeiro, Rio de Janeiro, Brazil
    BMC Geriatr 10:82. 2010
  5. ncbi request reprint Selection bias found in interpreting analyses with missing data for the prehospital index for trauma
    Lawrence Joseph
    Division of Clinical Epidemiology, Montreal General Hospital, Department of Medicine, 1650 Cedar Avenue, Montreal, Quebec, H3G 1A4, Canada
    J Clin Epidemiol 57:147-53. 2004
  6. ncbi request reprint Statistical inference for continuous variables
    Lawrence Joseph
    Department of Medicine, Division of Clinical Epidemiology, Montreal General Hospital, 1650 Cedar Ave, Montreal, QC H3G 1A4, Canada
    AJR Am J Roentgenol 184:1047-56. 2005
  7. doi request reprint The metabolic syndrome and cardiovascular risk a systematic review and meta-analysis
    Salvatore Mottillo
    Jewish General Hospital McGill University, Montreal, Quebec, Canada
    J Am Coll Cardiol 56:1113-32. 2010
  8. ncbi request reprint Comparing invasive and noninvasive management strategies for acute myocardial infarction using administrative databases
    Louise Pilote
    Division of Clinical Epidemiology, McGill University Health Centre, Montreal, Quebec, Canada
    Am Heart J 155:42-8. 2008
  9. pmc Antiphospholipid antibodies predict imminent vascular events independently from other risk factors in a prospective cohort
    Carolyn Neville
    Division of Clinical Epidemiology, Department of Medicine, McGill University Health Centre, Montreal, Quebec, Canada
    Thromb Haemost 101:100-7. 2009
  10. doi request reprint Peak bone mass from longitudinal data: implications for the prevalence, pathophysiology, and diagnosis of osteoporosis
    Claudie Berger
    CaMos Methods Centre, McGill University, Montreal, Quebec, Canada
    J Bone Miner Res 25:1948-57. 2010

Detail Information

Publications117 found, 100 shown here

  1. ncbi request reprint Statistical inference for proportions
    Lawrence Joseph
    Division of Clinical Epidemiology, Montreal General Hospital, Department of Medicine, 1650 Cedar Ave, Montreal, QC H3G 1A4, Canada
    AJR Am J Roentgenol 184:1057-64. 2005
  2. pmc Changes in body mass index in Canadians over a five-year period: results of a prospective, population-based study
    Wilma M Hopman
    Clinical Research Centre, Kingston General Hospital and Department of Community Health and Epidemiology, Queen s University, Kingston, Ontario, Canada
    BMC Public Health 7:150. 2007
    ..The initiation of the Canadian Multicentre Osteoporosis Study in 1996, and subsequent follow-up of the cohort 5 years later, provided longitudinal body mass index (BMI) data for a random sample of Canadians...
  3. pmc A cross-sectional study of the prevalence of intensity of infection with Schistosoma japonicum in 50 irrigated and rain-fed villages in Samar Province, the Philippines
    Mushfiqur R Tarafder
    Department of Biostatistics and Epidemiology, College of Public Health, University of Oklahoma Health Sciences Center, Oklahoma, USA
    BMC Public Health 6:61. 2006
    ..The purpose of this report is to describe the village-to-village variation in the prevalence of two levels of infection intensity across 50 villages of Samar Province, the Philippines...
  4. pmc How can we improve targeting of frail elderly patients to a geriatric day-hospital rehabilitation program?
    Silvia R M Pereira
    Academic Hospital São Francisco de Assis, Federal University of Rio de Janeiro, Rio de Janeiro, Brazil
    BMC Geriatr 10:82. 2010
    ..The optimal patient selection of frail elderly persons undergoing rehabilitation in Geriatric Day Hospital (GDH) programs remains uncertain. This study was done to identify potential predictors of rehabilitation outcomes for these patients...
  5. ncbi request reprint Selection bias found in interpreting analyses with missing data for the prehospital index for trauma
    Lawrence Joseph
    Division of Clinical Epidemiology, Montreal General Hospital, Department of Medicine, 1650 Cedar Avenue, Montreal, Quebec, H3G 1A4, Canada
    J Clin Epidemiol 57:147-53. 2004
    ..To evaluate the effects of missing data on analyses of data from trauma databases, and to verify whether commonly used techniques for handling missing data work well in theses settings...
  6. ncbi request reprint Statistical inference for continuous variables
    Lawrence Joseph
    Department of Medicine, Division of Clinical Epidemiology, Montreal General Hospital, 1650 Cedar Ave, Montreal, QC H3G 1A4, Canada
    AJR Am J Roentgenol 184:1047-56. 2005
  7. doi request reprint The metabolic syndrome and cardiovascular risk a systematic review and meta-analysis
    Salvatore Mottillo
    Jewish General Hospital McGill University, Montreal, Quebec, Canada
    J Am Coll Cardiol 56:1113-32. 2010
    ....
  8. ncbi request reprint Comparing invasive and noninvasive management strategies for acute myocardial infarction using administrative databases
    Louise Pilote
    Division of Clinical Epidemiology, McGill University Health Centre, Montreal, Quebec, Canada
    Am Heart J 155:42-8. 2008
    ..The aim of this study was to compare outcomes after acute myocardial infarction between regions with low and high catheterization access...
  9. pmc Antiphospholipid antibodies predict imminent vascular events independently from other risk factors in a prospective cohort
    Carolyn Neville
    Division of Clinical Epidemiology, Department of Medicine, McGill University Health Centre, Montreal, Quebec, Canada
    Thromb Haemost 101:100-7. 2009
    ....
  10. doi request reprint Peak bone mass from longitudinal data: implications for the prevalence, pathophysiology, and diagnosis of osteoporosis
    Claudie Berger
    CaMos Methods Centre, McGill University, Montreal, Quebec, Canada
    J Bone Miner Res 25:1948-57. 2010
    ..Furthermore, lack of concordance of PBM and BMD over age 65 suggests different determinants of PBM and subsequent bone loss...
  11. doi request reprint Is the prevalence of peanut allergy increasing? A 5-year follow-up study in children in Montreal
    Moshe Ben-Shoshan
    Department of Pediatrics, Division of Clinical Immunology Allergy and Rheumatology, McGill University Health Centre, Montreal, Quebec, Canada
    J Allergy Clin Immunol 123:783-8. 2009
    ..Studies suggest that peanut allergy prevalence might be increasing, but these results have not yet been substantiated...
  12. pmc The efficacy of smoking cessation therapies in cardiac patients: a meta-analysis of randomized controlled trials
    Mark J Eisenberg
    Division of Cardiology, Jewish General Hospital McGill University, 3755 Cote Ste Catherine Road, Montreal, Quebec, Canada
    Can J Cardiol 26:73-9. 2010
    ..Therefore, a meta-analysis of randomized controlled trials (RCTs) was performed to determine the efficacy of behavioural therapy and pharmacotherapy for smoking cessation in cardiac patients...
  13. doi request reprint Establishing the diagnosis of peanut allergy in children never exposed to peanut or with an uncertain history: a cross-Canada study
    Moshe Ben-Shoshan
    Division of Pediatric Allergy and Clinical Immunology, Department of Pediatrics, McGill University Health Center, Montreal, Quebec, Canada
    Pediatr Allergy Immunol 21:920-6. 2010
    ..Over 18% (95% CI, 14.4-23.0%) of children were diagnosed with PA without fulfilling even the least stringent diagnostic criteria...
  14. doi request reprint Trends in the prescription of anti-diabetic medications in the United Kingdom: a population-based analysis
    Kristian B Filion
    Department of Epidemiology, Biostatistics, and Occupational Health, McGill University, Montreal, Quebec, Canada
    Pharmacoepidemiol Drug Saf 18:973-6. 2009
    ..The objective of this study was to describe trends in the prescription of anti-diabetic medications among patients with type 2 diabetes in the United Kingdom (UK)...
  15. doi request reprint Availability of the epinephrine autoinjector at school in children with peanut allergy
    Moshe Ben-Shoshan
    Division of Pediatric Allergy and Clinical Immunology, McGill University Health Center, Montreal, Quebec, Canada
    Ann Allergy Asthma Immunol 100:570-5. 2008
    ..Delayed administration of epinephrine and the allergic individual's failure to personally carry epinephrine contribute to fatal outcomes...
  16. pmc Daily steps are low year-round and dip lower in fall/winter: findings from a longitudinal diabetes cohort
    Kaberi Dasgupta
    Department of Medicine, Division of Clinical Epidemiology, McGill University Health Centre, 687 Pine Avenue West, Montreal, Canada
    Cardiovasc Diabetol 9:81. 2010
    ..In this patient population, we conducted a longitudinal cohort study to objectively quantify seasonal variations both in walking and in two vascular risk factors associated with activity levels, hemoglobin A1C and blood pressure...
  17. doi request reprint Determinants of ultrafine particle exposures in transportation environments: findings of an 8-month survey conducted in Montréal, Canada
    Scott Weichenthal
    Department of Epidemiology, Biostatistics and Occupational Health, Faculty of Medicine, McGill University, Montreal, Canada
    J Expo Sci Environ Epidemiol 18:551-63. 2008
    ..65) and automobile (r=0.77) routes. Further research is required to incorporate variables such as traffic density and vehicle ventilation settings into the models presented...
  18. pmc Discussing coronary risk with patients to improve blood pressure treatment: secondary results from the CHECK-UP study
    Steven A Grover
    McGill Cardiovascular Health Improvement Program, The McGill University Health Centre, Montreal, Canada
    J Gen Intern Med 24:33-9. 2009
    ..The objective of this analysis was to evaluate how a decision aid, used by primary care physicians to improve lipid therapy, impacted on the treatment of hypertension...
  19. doi request reprint Association between change in BMD and fragility fracture in women and men
    Claudie Berger
    CaMos Methods Centre, McGill University, Montreal, Quebec, Canada
    J Bone Miner Res 24:361-70. 2009
    ..The results suggest that BMD change should be included with other variables in a comprehensive fracture prediction model to capture its contribution to osteoporotic fracture risk...
  20. pmc Developing model-based algorithms to identify screening colonoscopies using administrative health databases
    Maida J Sewitch
    Department of Medicine, McGill University, Montreal, Quebec, Canada
    BMC Med Inform Decis Mak 13:45. 2013
    ..The purpose of this study was to develop and evaluate the accuracy of model-based algorithms to identify screening colonoscopies in health administrative databases...
  21. doi request reprint Evaluating the incremental benefits of raising high-density lipoprotein cholesterol levels during lipid therapy after adjustment for the reductions in other blood lipid levels
    Steven A Grover
    McGill Cardiovascular Health Improvement Program and Division of General Internal Medicine, McGill University Health Centre, Montreal, Quebec, Canada
    Arch Intern Med 169:1775-80. 2009
    ..We examined data from the Framingham Offspring Study from 1975 through 2003 to determine whether increases in HDL-C levels after lipid therapy was started were independently associated with a reduction in CV events...
  22. ncbi request reprint Characterizing and predicting ultrafine particle counts in Canadian classrooms during the winter months: model development and evaluation
    Scott Weichenthal
    Department of Epidemiology, Biostatistics and Occupational Health, Faculty of Medicine, McGill University, 1130 Pine Avenue West, Montreal, Quebec, Canada
    Environ Res 106:349-60. 2008
    ..In general, our findings suggest that reasonable estimates of classroom UFP counts may be obtained from outdoor UFP data but that the accuracy of such estimates are limited in the presence of indoor UFP sources...
  23. pmc Sex differences in step count-blood pressure association: a preliminary study in type 2 diabetes
    Priya Manjoo
    Department of Medicine, Division of Clinical Epidemiology, McGill University Health Centre, Montreal, Canada
    PLoS ONE 5:e14086. 2010
    ..Such information would be useful for "dosing" daily steps in clinical practice. This study aimed to quantify decrements in blood pressure and glycated hemoglobin (A1C) per 1,000 daily step increments...
  24. doi request reprint Role of food labels in accidental exposures in food-allergic individuals in Canada
    Shashank S Sheth
    Division of Clinical Immunology Allergy, Department of Medicine, McGill University Health Centre, Montreal, Quebec, Canada
    Ann Allergy Asthma Immunol 104:60-5. 2010
    ..Little is known about the impact of food labeling on the allergic consumer...
  25. doi request reprint Adjunctive thrombectomy for acute myocardial infarction: A bayesian meta-analysis
    François Pierre Mongeon
    Department of Medicine, Echocardiography, and Noninvasive Cardiology Service, Montreal Heart Institute, Canada
    Circ Cardiovasc Interv 3:6-16. 2010
    ..Thrombectomy devices simply aspirate thrombus or mechanically fragment it before aspiration. Simple aspiration thrombectomy may offer a distinct advantage...
  26. ncbi request reprint Changes to osteoporosis prevalence according to method of risk assessment
    J Brent Richards
    Department of Medicine, McGill University, Montreal, Quebec, Canada
    J Bone Miner Res 22:228-34. 2007
    ....
  27. pmc Different screening definitions have little impact on polypectomy rate estimates
    Mengzhu Jiang
    Division of Clinical Epidemiology, Research Institute of the McGill University Health Centre, Montreal, Quebec, Canada
    Can J Gastroenterol 26:791-4. 2012
    ..Polypectomy rate is a surrogate quality indicator for screening colonoscopy. Various methods for identifying screening colonoscopies have been used and it is unclear how different definitions affect the estimated polypectomy rate...
  28. pmc Effects of meal preparation training on body weight, glycemia, and blood pressure: results of a phase 2 trial in type 2 diabetes
    Kaberi Dasgupta
    Department of Medicine, McGill University, Montreal, QC, Canada
    Int J Behav Nutr Phys Act 9:125. 2012
    ..We examined changes in these parameters following training in time- efficient preparation of balanced, low- energy meals combined with pedometer- based step count monitoring...
  29. doi request reprint Isolated aerobic exercise and weight loss: a systematic review and meta-analysis of randomized controlled trials
    Adrian Thorogood
    Divisions of Cardiology and Clinical Epidemiology, Jewish General Hospital McGill University, Montreal, Quebec, Canada
    Am J Med 124:747-55. 2011
    ..We conducted a systematic review and meta-analysis to evaluate the efficacy of isolated aerobic exercise programs in overweight and obese populations...
  30. pmc Rate of serious complications of colonoscopy in Quebec
    Maida J Sewitch
    Department of Medicine, McGill University, Montreal, Quebec
    Can J Gastroenterol 26:611-3. 2012
    ..The rate of serious complications is one marker of the quality of colonoscopy services...
  31. doi request reprint Inadvertent exposures in children with peanut allergy
    Nha Uyen Nguyen-Luu
    Department of Epidemiology and Biostatistics, McGill University, Montreal, QC, Canada
    Pediatr Allergy Immunol 23:133-9. 2012
    ..To determine the annual incidence, characterize the severity and management, and identify predictors of accidental exposure among a cohort of children with peanut allergy...
  32. doi request reprint Temporal trends and determinants of longitudinal change in 25-hydroxyvitamin D and parathyroid hormone levels
    Claudie Berger
    CaMos Coordinating Centre, McGill University, 687 Pine Avenue West, Montreal, Quebec, Canada
    J Bone Miner Res 27:1381-9. 2012
    ..We have observed concurrent increasing 25(OH)D levels and decreasing PTH levels over 10 years. Secular increases in supplemental vitamin D intake influenced both changes in serum 25(OH)D and PTH levels...
  33. doi request reprint Comparison of primary percutaneous coronary intervention and fibrinolytic therapy in ST-segment-elevation myocardial infarction: bayesian hierarchical meta-analyses of randomized controlled trials and observational studies
    Thao Huynh
    1650 Ave Cedar, Room E 5200, Montreal, Quebec, H3G 1A4, Canada
    Circulation 119:3101-9. 2009
    ..We aim to obviate the limited applicability of RCTs to real-world settings by undertaking meta-analyses of both RCTs and observational studies...
  34. ncbi request reprint Socioeconomic status, access to health care, and outcomes after acute myocardial infarction in Canada's universal health care system
    Louise Pilote
    Division of Clinical Epidemiology, Montreal General Hospital Research Institute, McGill University Health Centre, Montreal, Quebec, Canada
    Med Care 45:638-46. 2007
    ..There is a debate as to whether universal drug coverage confers similar access to care at all socioeconomic status (SES) levels. Experiences in Canada may bring light to questions raised regarding access...
  35. doi request reprint The relationship between renal activity and quality of life in systemic lupus erythematosus
    Simone Appenzeller
    Department of Medicine, Division of Clinical Immunology Allergy, McGill University Health Centre, McGill University, Montreal, Quebec, Canada
    J Rheumatol 36:947-52. 2009
    ..To evaluate the relationship between renal activity and quality of life (QOL) in patients with systemic lupus erythematosus (SLE)...
  36. pmc Qualitative study of physician perspectives on classifying screening and nonscreening colonoscopy using administrative health data: adding practice does not make perfect
    Maida J Sewitch
    Department of Medicine, McGill University Health Centre, Montreal, Quebec
    Can J Gastroenterol 26:889-93. 2012
    ..Previously developed screening colonoscopy algorithms based on diagnostic and endoscopy procedural variables have not been sufficiently accurate for use in epidemiological and health services research...
  37. doi request reprint A population-based study on peanut, tree nut, fish, shellfish, and sesame allergy prevalence in Canada
    Moshe Ben-Shoshan
    Division of Pediatric Allergy and Clinical Immunology, Department of Pediatrics, McGill University Health Center, Montreal, Quebec, Canada
    J Allergy Clin Immunol 125:1327-35. 2010
    ..Recent studies suggest an increased prevalence of food-induced allergy and an increased incidence of food-related anaphylaxis. However, prevalence estimates of food allergies vary considerably between studies...
  38. ncbi request reprint Effect of selective serotonin reuptake inhibitors on the risk of fracture
    J Brent Richards
    Division of Endocrinology and Metabolism, Department of Medicine, McGill University, Montreal, Quebec, Canada
    Arch Intern Med 167:188-94. 2007
    ..Our objective was to examine the effect of daily SSRI use on the risk of incident clinical fragility fracture...
  39. doi request reprint Thiazolidinediones and the risk of incident congestive heart failure among patients with type 2 diabetes mellitus
    Kristian B Filion
    Department of Epidemiology, Biostatistics, and Occupational Health, McGill University, Montreal, Quebec, Canada
    Pharmacoepidemiol Drug Saf 20:785-96. 2011
    ..Clinical trials suggest that thiazolidinediones (TZDs) may increase the risk of congestive heart failure (CHF). However, their effect on the risk of incident CHF in unselected populations has not been thoroughly investigated...
  40. doi request reprint Prolonged corrected QT interval in anti-Ro/SSA-positive adults with systemic lupus erythematosus
    Josiane Bourré-Tessier
    McGill University, Montreal, Quebec, Canada
    Arthritis Care Res (Hoboken) 63:1031-7. 2011
    ..To examine whether anti-Ro/SSA antibodies are associated with an increased risk of corrected QT (QTc) prolongation, and to study the stability of this relationship over time...
  41. doi request reprint Effect of fibrates on lipid profiles and cardiovascular outcomes: a systematic review
    Samuel Abourbih
    Division of Cardiology, Jewish General Hospital, Faculty of Medicine, McGill University, Montreal, Quebec, Canada
    Am J Med 122:962.e1-8. 2009
    ..New data from fibrate trials can be synthesized with the existing literature to better estimate their effects...
  42. ncbi request reprint Medical decision making with incomplete evidence--choosing a platelet glycoprotein IIbIIIa receptor inhibitor for percutaneous coronary interventions
    James M Brophy
    Division of Cardiology, Department of Medicine, and Department of Epidemiology and Biostatistics, McGill University, Montreal, Quebec
    Med Decis Making 25:222-8. 2005
    ..Substantial cost differentials are also present between the drugs...
  43. doi request reprint Usefulness of soluble fas levels for improving diagnostic accuracy and prognosis for acute coronary syndromes
    Heloise Cardinal
    Department of Medicine, Centre Hospitalier de l Universite de Montreal, Montreal, Quebec, Canada
    Am J Cardiol 105:797-803. 2010
    ..In conclusion, our results suggest that in suspected ACS cases, sFas, but not hs-CRP, helps to improve the diagnostic accuracy and timeliness over and above standard diagnostic criteria...
  44. ncbi request reprint Effects of hospital volume on long-term outcomes after percutaneous transluminal coronary angioplasty after acute myocardial infarction
    Michel Doucet
    Division of Clinical Epidemiology, The Montreal General Hospital Research Institute, The McGill University Health Center, Montreal, Quebec, Canada
    Am Heart J 144:144-50. 2002
    ..Volume of procedures has been associated with short-term outcome after percutaneous transluminal coronary angioplasty. However, the effect of hospital procedural volume on long-term outcome after PTCA is unknown...
  45. pmc The use of incentives in vulnerable populations for a telephone survey: a randomized controlled trial
    Megan Knoll
    Division of Clinical Epidemiology, Department of Medicine, McGill University Health Centre, Montreal, QC, Canada
    BMC Res Notes 5:572. 2012
    ..The pilot study will compare response rates between vulnerable Canadian populations receiving and not receiving an incentive...
  46. pmc Time variability of C-reactive protein: implications for clinical risk stratification
    Peter Bogaty
    Quebec Heart and Lung Institute, Laval University, Quebec City, Quebec, Canada
    PLoS ONE 8:e60759. 2013
    ..We sought to determine the stability of serial CRP measurements in stable subjects with distinct CAD manifestations and a group without CAD while carefully controlling for known confounders...
  47. doi request reprint Alternative smoking cessation aids: a meta-analysis of randomized controlled trials
    Mehdi Tahiri
    Division of Cardiology, Jewish General Hospital McGill University, Montreal, Quebec, Canada
    Am J Med 125:576-84. 2012
    ..Acupuncture, hypnotherapy, and aversive smoking are the most frequently studied alternative smoking cessation aids. These aids are often used as alternatives to pharmacotherapies for smoking cessation; however, their efficacy is unclear...
  48. ncbi request reprint Meta-analysis of longitudinal studies
    K Jack Ishak
    Department of Epidemiology, Biostatistics and Occupational Health, McGill University, Montreal, Canada
    Clin Trials 4:525-39. 2007
    ..Meta-analyses of these studies must account for correlations between effect estimates from the same study...
  49. ncbi request reprint Robustness of prevalence estimates derived from misclassified data from administrative databases
    Martin Ladouceur
    Division of Clinical Epidemiology, Montreal General Hospital, 687 Pine Avenue West, V Building, Montreal, Quebec H3A 1A1, Canada
    Biometrics 63:272-9. 2007
    ..We conclude that any inferences from these databases need to be interpreted with great caution, until further work estimating the reliability of database items is carried out...
  50. doi request reprint Safety of laparoscopic vs open bariatric surgery: a systematic review and meta-analysis
    Jennifer Reoch
    Divisions of Cardiology and Clinical Epidemiology, Jewish General Hospital McGill University, Quebec, Canada
    Arch Surg 146:1314-22. 2011
    ....
  51. pmc Therapeutic management in patients with renal failure who experience an acute coronary syndrome
    Heloise Cardinal
    Centre Hospitalier de l Universite de Montreal, 1058 Saint Denis, Montreal, Quebec, Canada, H2X 3J4
    Clin J Am Soc Nephrol 5:87-94. 2010
    ..The aim of this study was to determine whether this held true in a contemporary cohort, after thorough adjustment for cotreatments/comorbidities...
  52. ncbi request reprint Universal health insurance coverage does not eliminate inequities in access to cardiac procedures after acute myocardial infarction
    Louise Pilote
    Division of Clinical Epidemiology, The Montreal General Hospital Research Institute, Montreal, Quebec, Canada
    Am Heart J 146:1030-7. 2003
    ..The objective of this study was to evaluate the effect of SES on access to cardiac procedure after AMI in a universal health care system...
  53. doi request reprint Bayesian estimation of the probability of asbestos exposure from lung fiber counts
    Scott Weichenthal
    Department of Epidemiology, Biostatistics and Occupational Health, McGill University, 1020 Pine Avenue West, Montreal, Quebec, H3A 1A2, Canada
    Biometrics 66:603-12. 2010
    ....
  54. doi request reprint Modeling continuous diagnostic test data using approximate Dirichlet process distributions
    Martin Ladouceur
    Department of Epidemiology and Biostatistics, McGill University, 1020 Pine Avenue West, Montreal, Quebec, H3A 1A2, Canada
    Stat Med 30:2648-62. 2011
    ....
  55. ncbi request reprint A hierarchical Bayesian meta-analysis of randomised clinical trials of drug-eluting stents
    Mohan N Babapulle
    Division of Cardiology, Royal Victoria Hospital McGill University Health Center, Montreal, Quebec, Canada
    Lancet 364:583-91. 2004
    ..We undertook a meta-analysis of randomised trials comparing BMS and stents eluting sirolimus or paclitaxel...
  56. ncbi request reprint The systemic lupus erythematosus Tri-Nation study: cumulative indirect costs
    Pantelis Panopalis
    McGill University, Montreal, Que bec, Canada
    Arthritis Rheum 57:64-70. 2007
    ..In the present study, we compared cumulative indirect costs over 4 years in these patients...
  57. pmc Management of anaphylaxis in schools: Evaluation of an epinephrine auto-injector (EpiPen®) use by school personnel and comparison of two approaches of soliciting participation
    Nha Uyen Nguyen Luu
    Department of Epidemiology and Biostatistics, McGill University, 687 Pine Avenue West, V Building, Room V1, 09, Montreal, Quebec, H3A 1A1, Canada
    Allergy Asthma Clin Immunol 8:4. 2012
    ..abstract:..
  58. doi request reprint Association of smoking with cutaneous manifestations in systemic lupus erythematosus
    Josiane Bourré-Tessier
    McGill University, Montreal, Quebec, Canada
    Arthritis Care Res (Hoboken) 65:1275-80. 2013
    ..To examine the association between smoking and cutaneous involvement in systemic lupus erythematosus (SLE)...
  59. pmc Cancer risk in systemic lupus: an updated international multi-centre cohort study
    Sasha Bernatsky
    McGill University Health Centre, 687 Pine Avenue, V Building, Montreal, Quebec H3A 1A1, Canada
    J Autoimmun 42:130-5. 2013
    ..To update estimates of cancer risk in SLE relative to the general population...
  60. pmc Are Treponema pallidum specific rapid and point-of-care tests for syphilis accurate enough for screening in resource limited settings? Evidence from a meta-analysis
    Yalda Jafari
    Department of Epidemiology, Biostatistics and Occupational Health, McGill University, Montreal, Canada
    PLoS ONE 8:e54695. 2013
    ..To fill this gap, a systematic review and meta-analysis was conducted to evaluate the sensitivity and specificity of rapid and POC tests in blood and serum samples against Treponema pallidum (TP) specific reference standards...
  61. pmc Endoscopist specialty is associated with colonoscopy quality
    Mengzhu Jiang
    Division of Clinical Epidemiology, Research Institute of the McGill University Health Centre, 687 Pine Avenue West, V Building, Room V2 15, Montreal, QC H3A 1A1, Canada
    BMC Gastroenterol 13:78. 2013
    ..We sought to examine the relationship between endoscopist specialty and polypectomy rate, a colonoscopy quality indicator. Polypectomy rate is defined as the proportion of colonoscopies that result in the removal of one or more polyps...
  62. pmc Walking behaviour and glycemic control in type 2 diabetes: seasonal and gender differences--study design and methods
    Kaberi Dasgupta
    Department of Medicine, Division of Clinical Epidemiology, McGill University Health Centre, 687 Pine Avenue West, Montreal, Canada
    Cardiovasc Diabetol 6:1. 2007
    ..Among Canadians with type 2 diabetes, we postulate that declines in walking associated with colder temperatures and inclement weather may contribute to annual post-winter increases in A1C levels...
  63. ncbi request reprint Impact of a general practitioner educational intervention on osteoarthritis treatment in an elderly population
    Elham Rahme
    Department of Medicine, McGill University, Montreal, Canada
    Am J Med 118:1262-70. 2005
    ..We examined whether a continuing medical education intervention increased general practitioners' ability to select the proper pharmacological treatment for patients with osteoarthritis...
  64. doi request reprint Coronary artery perforation during percutaneous coronary intervention: a systematic review and meta-analysis
    Avi Shimony
    Divisions of Cardiology and Clinical Epidemiology, Jewish General Hospital, Lady Davis Institute for Medical Research, McGill University, Montreal, Quebec, Canada
    Can J Cardiol 27:843-50. 2011
    ..CAP complicating percutaneous coronary intervention is rare, and its morbidity and mortality vary directly with Ellis classification. Management discrepancies highlight the need to establish a uniform treatment paradigm for CAP...
  65. pmc Sensitivities and specificities of spoligotyping and mycobacterial interspersed repetitive unit-variable-number tandem repeat typing methods for studying molecular epidemiology of tuberculosis
    Allison N Scott
    Department of Epidemiology and Biostatistics, McGill University, Montreal, Quebec, Canada
    J Clin Microbiol 43:89-94. 2005
    ....
  66. doi request reprint Behavioural interventions for smoking cessation: a meta-analysis of randomized controlled trials
    Salvatore Mottillo
    Division of Cardiology and Clinical Epidemiology, Jewish General Hospital McGill University, 3755 Cote Ste Catherine Road, Suite A 118, Montreal, Quebec, Canada
    Eur Heart J 30:718-30. 2009
    ....
  67. ncbi request reprint Patient knowledge of coronary risk profile improves the effectiveness of dyslipidemia therapy: the CHECK-UP study: a randomized controlled trial
    Steven A Grover
    McGill Cardiovascular Health Improvement Program and the Divisions of General Internal Medicine and Clinical Epidemiology, The Montreal General Hospital, Department of Medicine, McGill University, Montreal, Canada
    Arch Intern Med 167:2296-303. 2007
    ..Despite increasing evidence that treating dyslipidemia reduces cardiovascular events, many patients do not achieve recommended lipid targets...
  68. pmc Pharmacotherapies for smoking cessation: a meta-analysis of randomized controlled trials
    Mark J Eisenberg
    Division of Cardiology and Clinical Epidemiology, Sir Mortimer B Davis Jewish General Hospital and McGill University, McGill University, Montreal, QC
    CMAJ 179:135-44. 2008
    ..However, few direct or indirect comparisons of such interventions have been conducted. We performed a meta-analysis to compare the treatment effects of 7 approved pharmacologic interventions for smoking cessation...
  69. ncbi request reprint Antibiotics against Chlamydia pneumoniae and prognosis after acute myocardial infarction
    Louise Pilote
    Division of Clinical Epidemiology, McGill University Health Centre, Jewish General Hospital, Montreal, Quebec, H3G 1A4, Canada
    Am Heart J 143:294-300. 2002
    ..There is mounting pathologic and immunologic evidence that Chlamydia pneumoniae plays a role in the atherogenic pathway. However, very few clinical studies have supported these findings...
  70. ncbi request reprint Indoor ultrafine particle exposures and home heating systems: a cross-sectional survey of Canadian homes during the winter months
    Scott Weichenthal
    Department of Epidemiology, Biostatistics and Occupational Health, Faculty of Medicine, McGill University, Quebec, Canada
    J Expo Sci Environ Epidemiol 17:288-97. 2007
    ..In general, our findings suggest that home heating systems are not important determinants of indoor UFP exposures...
  71. doi request reprint Prospective validation of the pediatric appendicitis score in a Canadian pediatric emergency department
    Maala Bhatt
    Division of Emergency Medicine, Montreal Children s Hospital, McGill University, Montreal, Quebec, Canada
    Acad Emerg Med 16:591-6. 2009
    ..The objective was to validate the score in a nonreferred population by emergency physicians (EPs)...
  72. pmc Comparing patient and endoscopist perceptions of the colonoscopy indication
    Maida J Sewitch
    Department of Medicine, McGill University, Montreal, Quebec
    Can J Gastroenterol 24:656-60. 2010
    ..However, there is no simple method to determine the colonoscopy indication using patient medical files or health administrative databases...
  73. ncbi request reprint Quality of life after acute myocardial infarction among patients treated at sites with and without on-site availability of angiography
    Louise Pilote
    McGill University Health Centre, Montreal, Quebec, Canada
    Arch Intern Med 162:553-9. 2002
    ..Although mortality rates do not differ, it is unknown if quality of life (QOL) and functional status differ...
  74. ncbi request reprint Prevalence of peanut allergy in primary-school children in Montreal, Canada
    Rhoda S Kagan
    Department of Pediatrics, McGill University Health Care Centre, Montreal, Quebec, Canada
    J Allergy Clin Immunol 112:1223-8. 2003
    ..Peanut allergy is receiving increasing attention. Only one study has estimated the prevalence in North America, but it did not corroborate history with diagnostic testing...
  75. ncbi request reprint The predictive value of a positive prick skin test to peanut in atopic, peanut-naïve children
    Rhoda Kagan
    Division of Allergy Clinical Immunology, Department of Pediatrics, Montreal Children s Hospital, McGill University, Montreal, Quebec, Canada
    Ann Allergy Asthma Immunol 90:640-5. 2003
    ..Children with positive PSTs are generally advised to avoid peanuts either indefinitely or until a definitive diagnosis is made through challenge...
  76. ncbi request reprint Counterbalancing patient demands with evidence: results from a pan-Canadian randomized clinical trial of brief supportive-expressive group psychotherapy for women with systemic lupus erythematosus
    Patricia L Dobkin
    Montreal General Hospital Research Institute, Department of Medicine, McGill University, Quebec, Canada
    Ann Behav Med 24:88-99. 2002
    ....
  77. ncbi request reprint Prevalence of factors influencing cancer risk in women with lupus: social habits, reproductive issues, and obesity
    Sasha Bernatsky
    Clinical Epidemiology, Montreal General Hospital, Quebec, Canada
    J Rheumatol 29:2551-4. 2002
    ..We aimed to determine prevalence in a lupus cohort of selected factors that influence the risk of cancer, and to compare this prevalence to that of the general population...
  78. doi request reprint Bayesian sample size for diagnostic test studies in the absence of a gold standard: Comparing identifiable with non-identifiable models
    Nandini Dendukuri
    Department of Epidemiology and Biostatistics, 1020 Pine Avenue West, McGill University, Montreal, Que, Canada H3A 1A2
    Stat Med 29:2688-97. 2010
    ..User-friendly software is available for both design and analysis stages greatly facilitating the use of these methods...
  79. doi request reprint Accuracy of rapid and point-of-care screening tests for hepatitis C: a systematic review and meta-analysis
    Sushmita Shivkumar
    McGill University, Montreal, Quebec, Canada
    Ann Intern Med 157:558-66. 2012
    ..Although rapid diagnostic tests (RDTs) and point-of-care tests (POCTs) provide a time- and cost-saving alternative to conventional laboratory tests, their global uptake partly depends on their performance...
  80. ncbi request reprint Bayesian sample size determination for prevalence and diagnostic test studies in the absence of a gold standard test
    Nandini Dendukuri
    Department of Epidemiology and Biostatistics, 1020 Pine Avenue West, McGill University, Montreal, Quebec H3A 1A2, Canada
    Biometrics 60:388-97. 2004
    ..Although smaller sample sizes are often found in the two-test situation, they can still be prohibitively large unless accurate information is available about the sensitivities and specificities of the tests being used...
  81. ncbi request reprint Fluctuating inflammatory markers in patients with stable ischemic heart disease
    Peter Bogaty
    Quebec Heart Institute, Laval Hospital, Laval University, Quebec City, Quebec, Canada
    Arch Intern Med 165:221-6. 2005
    ..However, little is known about how inflammatory markers fluctuate over time in patients with stable ischemic heart disease...
  82. pmc Delays to reperfusion therapy in acute ST-segment elevation myocardial infarction: results from the AMI-QUEBEC Study
    Thao Huynh
    Division of Cardiology, Department of Cardiology, Montreal General Hospital, Montreal, Quebec, Canada
    CMAJ 175:1527-32. 2006
    ..Through the AMI-QUEBEC Study we sought to describe delays to reperfusion therapy for ST-segment elevation myocardial infarction (STEMI) and to identify factors associated with prolonged delays...
  83. doi request reprint Effectiveness of antiresorptives for the prevention of nonvertebral low-trauma fractures in a population-based cohort of women
    L A Langsetmo
    CaMos National Coordinating Centre, Montreal, Canada
    Osteoporos Int 20:283-90. 2009
    ..Antiresorptive therapies were associated with an overall 32% reduction in low-trauma nonvertebral fracture risk among women 50 and older. Effectiveness may be lower among older women and those without risk factors...
  84. pmc Peanut-free guidelines reduce school lunch peanut contents
    Devi K Banerjee
    Division of Allergy and Clinical Immunology, McGill University Health Centre, Montreal, Canada
    Arch Dis Child 92:980-2. 2007
    ..Our study assessed parental awareness of, and adherence to, PFG by comparing the percentage of lunches containing peanut between primary school classes with and without PFG in Montreal, Québec...
  85. ncbi request reprint Derivation and validation of cystatin C-based prediction equations for GFR in children
    Michael Zappitelli
    Department of Pediatrics, Montreal Children s Hospital, Quebec, H3H 1P3, Canada
    Am J Kidney Dis 48:221-30. 2006
    ..Few studies derived CysC-based GFR prediction equations for children. Objectives of this study are to: (1) derive CysC-based GFR prediction equations for children, and (2) compare these equations with published formulae...
  86. doi request reprint Comparison of transradial and femoral approaches for percutaneous coronary interventions: a systematic review and hierarchical Bayesian meta-analysis
    Olivier F Bertrand
    Quebec Heart and Lung Institute, Quebec City, Quebec, Canada
    Am Heart J 163:632-48. 2012
    ..We conducted a systematic review and meta-analysis of clinical studies comparing TRA and transfemoral approach (TFA) for PCI...
  87. ncbi request reprint Evidence for use of coronary stents. A hierarchical bayesian meta-analysis
    James M Brophy
    McGill University, Montreal, Quebec, Canada
    Ann Intern Med 138:777-86. 2003
    ....
  88. ncbi request reprint Impact of approximating or ignoring within-study covariances in multivariate meta-analyses
    K Jack Ishak
    Department of Epidemiology and Biostatistics, McGill University, Montreal, Que, Canada
    Stat Med 27:670-86. 2008
    ..The potential for error is greatest when the covariance between outcomes within- and between-studies are of comparable scale...
  89. doi request reprint Screening for glaucoma in high-risk populations using optical coherence tomography
    Gisele Li
    Department of Epidemiology, Biostatistics and Occupational Health, McGill University, Montreal, Quebec, Canada
    Ophthalmology 117:453-61. 2010
    ..To estimate the diagnostic accuracy of Stratus optical coherence tomography (OCT) for glaucoma screening in high-risk populations...
  90. ncbi request reprint Health-related quality of life in cardiac patients with dyslipidemia and hypertension
    Lyne Lalonde
    Faculty of Pharmacy, University of Montreal, Montreal, Quebec, Canada
    Qual Life Res 13:793-804. 2004
    ..Similar association may be found for dyslipidemia. However, controversies exist regarding the HRQOL with dyslipidemia. We evaluated the HRQOL of cardiac patients with and without dyslipidemia and hypertension...
  91. ncbi request reprint Accidental ingestions in children with peanut allergy
    Joyce W Yu
    Division of Pediatric Allergy and Clinical Immunology, McGill University Health Centre, 1650 Cedar Avenue L10 413, Montreal, Quebec, Canada
    J Allergy Clin Immunol 118:466-72. 2006
    ..Accidental exposure to peanut has been reported to occur frequently. Total avoidance of peanut is difficult because of its widespread use, manufacturing and labeling errors, utensil contamination, and label misinterpretation...
  92. pmc The role of global risk assessment in hypertension therapy
    S A Grover
    Centre for the Analysis of Cost Effective Care, Division of Clinical Epidemiology, The Montreal General Hospital, 1650 Cedar Avenue, Montreal, Quebec, Canada
    Can J Cardiol 22:606-13. 2006
    ..Finally, a framework is proposed to assist health care professionals in choosing the global risk tool most appropriate for their patients...
  93. ncbi request reprint Bayesian modelling of imperfect ascertainment methods in cancer studies
    Sasha Bernatsky
    Division of Clinical Epidemiology, Department of Medicine, Montreal General Hospital, 1650 Cedar Avenue, Montreal, Que, Canada H3G 1A4
    Stat Med 24:2365-79. 2005
    ..We show that our model produces parameter estimates that are substantially different from the currently most popular method of ascertainment, which uses tumour registry data alone...
  94. pmc Antiphospholipid antibodies and thrombosis: association with acquired activated protein C resistance in venous thrombosis and with hyperhomocysteinemia in arterial thrombosis
    Jeannine Kassis
    Department of Hematology, Hopital Maisonneuve Rosemont, Universite de Montreal, Montreal, Quebec, Canada
    Thromb Haemost 92:1312-9. 2004
    ..37) for arterial thrombosis compared to those with neither risk factor. In conclusion, APCR phenotype and hyperhomocysteinemia are associated with a higher risk of venous and arterial thrombosis, respectively, in the presence of aPL...
  95. ncbi request reprint Multiple imputation to account for missing data in a survey: estimating the prevalence of osteoporosis
    Andrew Kmetic
    Department of Epidemiology, Montreal General Hospital, 1650 Cedar Avenue, Montreal, Quebec H3G 1A4, Canada
    Epidemiology 13:437-44. 2002
    ..Nonresponse bias is a concern in any epidemiologic survey in which a subset of selected individuals declines to participate...
  96. ncbi request reprint Adherence to ophthalmologic monitoring for antimalarial toxicity in a lupus cohort
    Sasha Bernatsky
    Montreal General Hospital Lupus Clinic, Montreal, Quebec, Canada
    J Rheumatol 30:1756-60. 2003
    ..We investigated adherence to the 1996 American College of Rheumatology (ACR) guidelines (recommending yearly ophthalmologic assessments) at our clinic, and determined the factors associated with nonadherence...
  97. ncbi request reprint Do traditional Gail model risk factors account for increased breast cancer in women with lupus?
    Sasha Bernatsky
    Division of Clinical Epidemiology, Department of Oncology, Montreal General Hospital, Montreal, Quebec, Canada
    J Rheumatol 30:1505-7. 2003
    ..To determine to what extent the observed experience of breast cancer in a combined cohort of patients with systemic lupus erythematosus (SLE) could be explained by the profile of breast cancer risk factors...
  98. ncbi request reprint Risk factors associated with incident clinical vertebral and nonvertebral fractures in postmenopausal women: the Canadian Multicentre Osteoporosis Study (CaMos)
    Alexandra Papaioannou
    Department of Medicine, St Joseph s Hospital, McMaster University, Hamilton, Ontario, Canada
    Osteoporos Int 16:568-78. 2005
    ..Furthermore, various anthropometric measures, disease conditions, and medications are associated with a new fracture. Identifying postmenopausal women at risk is important given that fracture prevention therapies are now available...
  99. ncbi request reprint Diversity of Mycobacterium tuberculosis isolates in an immigrant population: evidence against a founder effect
    Sophie Kulaga
    Joint Department of Epidemiology and Biostatistics and Occupational Health, Faculty of Medicine, McGill University, Montreal, Quebec, Canada
    Am J Epidemiol 159:507-13. 2004
    ..A mycobacterial "founder effect" is unlikely to account for the high proportion of shared isolates among Haitian-born Montrealers. Recent transmission remains the most likely explanation...
  100. ncbi request reprint Is there regional variation in the SF-36 scores of Canadian adults?
    Wilma M Hopman
    MacKenzie Health Services Research Group, Department of Community Health and Epidemiology, 3rd Floor, Abramsky Hall, Queen s University, Kingston, ON K7L 3N6
    Can J Public Health 93:233-7. 2002
    ..We therefore examined the SF-36 data from nine Canadian centres for evidence of systematic differences...
  101. ncbi request reprint The association between body mass index and health-related quality of life: data from CaMos, a stratified population study
    Wilma M Hopman
    Clinical Research Centre, Kingston General Hospital, Angada 4, Kingston, ON, Canada
    Qual Life Res 16:1595-603. 2007
    ..We investigated this in the context of a population-based study, using a standard five-category weight classification system based on body mass index (BMI)...