P W Stratford

Summary

Affiliation: McMaster University
Country: Canada

Publications

  1. ncbi request reprint Assessing the Patient-Specific Functional Scale's Ability to Detect Early Recovery Following Total Knee Arthroplasty
    Paul W Stratford
    P W Stratford, PT, MSc, Institute for Applied Sciences, School of Rehabilitation Science, McMaster University, 1400 Main St W, Hamilton, Ontario, Canada LS8 1C7
    Phys Ther 94:838-44. 2014
  2. doi request reprint When minimal detectable change exceeds a diagnostic test-based threshold change value for an outcome measure: resolving the conflict
    Paul W Stratford
    School of Rehabilitation Science and Department of Clinical Epidemiology and Biostatistics, McMaster University, West Hamilton, Ontario, Canada
    Phys Ther 92:1338-47. 2012
  3. pmc Minimizing the source of nociception and its concurrent effect on sensory hypersensitivity: an exploratory study in chronic whiplash patients
    Geoff M Schneider
    Faculty of Medicine, University of Calgary, Calgary, Alberta, Canada
    BMC Musculoskelet Disord 11:29. 2010
  4. pmc Modeling early recovery of physical function following hip and knee arthroplasty
    Deborah M Kennedy
    School of Rehabilitation Science, McMaster University, Hamilton, ON, Canada
    BMC Musculoskelet Disord 7:100. 2006
  5. pmc Assessing stability and change of four performance measures: a longitudinal study evaluating outcome following total hip and knee arthroplasty
    Deborah M Kennedy
    School of Rehabilitation Science, McMaster University, Hamilton, ON, Canada
    BMC Musculoskelet Disord 6:3. 2005
  6. pmc Inter-rater agreement and reliability of the COSMIN (COnsensus-based Standards for the selection of health status Measurement Instruments) checklist
    Lidwine B Mokkink
    Department of Epidemiology and Biostatistics and the EMGO Institute for Health and Care Research, VU University Medical Center, Amsterdam, The Netherlands
    BMC Med Res Methodol 10:82. 2010
  7. pmc The COSMIN checklist for evaluating the methodological quality of studies on measurement properties: a clarification of its content
    Lidwine B Mokkink
    Department of Epidemiology and Biostatistics and the EMGO Institute for Health and Care Research, VU University Medical Center, Amsterdam, The Netherlands
    BMC Med Res Methodol 10:22. 2010
  8. ncbi request reprint Health status measures: strategies and analytic methods for assessing change scores
    P W Stratford
    School of Occupational Therapy and Physiotherapy, McMaster University, Hamilton, Ontario, Canada
    Phys Ther 76:1109-23. 1996
  9. ncbi request reprint Measurement properties of the WOMAC LK 3.1 pain scale
    P W Stratford
    Department of Clinical Epidemiology and Biostatistics, School of Rehabilitation Science, McMaster University, Hamilton, ON, Canada
    Osteoarthritis Cartilage 15:266-72. 2007
  10. ncbi request reprint Performance measures provide assessments of pain and function in people with advanced osteoarthritis of the hip or knee
    Paul W Stratford
    School of Rehabilitation Science, Department of Clinical Epidemiology and Biostatistics, McMaster University, Hamilton, Ontario, Canada
    Phys Ther 86:1489-96. 2006

Collaborators

Detail Information

Publications40

  1. ncbi request reprint Assessing the Patient-Specific Functional Scale's Ability to Detect Early Recovery Following Total Knee Arthroplasty
    Paul W Stratford
    P W Stratford, PT, MSc, Institute for Applied Sciences, School of Rehabilitation Science, McMaster University, 1400 Main St W, Hamilton, Ontario, Canada LS8 1C7
    Phys Ther 94:838-44. 2014
    ..The Patient-Specific Functional Scale (PSFS) has received considerable attention over the last 2 decades; however, validation studies have not examined its performance in patients after total knee arthroplasty (TKA)...
  2. doi request reprint When minimal detectable change exceeds a diagnostic test-based threshold change value for an outcome measure: resolving the conflict
    Paul W Stratford
    School of Rehabilitation Science and Department of Clinical Epidemiology and Biostatistics, McMaster University, West Hamilton, Ontario, Canada
    Phys Ther 92:1338-47. 2012
    ..We conclude this perspective with suggestions for researchers concerning essential information to include when reporting threshold estimates obtained from reliability-based and diagnostic test-based studies of outcome measures...
  3. pmc Minimizing the source of nociception and its concurrent effect on sensory hypersensitivity: an exploratory study in chronic whiplash patients
    Geoff M Schneider
    Faculty of Medicine, University of Calgary, Calgary, Alberta, Canada
    BMC Musculoskelet Disord 11:29. 2010
    ..The purpose of the study was to determine if there is a change in measures indicative of sensory hypersensitivity in patients with chronic WAD grade II following a medial branch block (MBB) procedure in the cervical spine...
  4. pmc Modeling early recovery of physical function following hip and knee arthroplasty
    Deborah M Kennedy
    School of Rehabilitation Science, McMaster University, Hamilton, ON, Canada
    BMC Musculoskelet Disord 7:100. 2006
    ..The purpose of this study was to model early recovery of physical function in patients undergoing total hip (THA) and knee (TKA) arthroplasty, using physical performance and self-report measures...
  5. pmc Assessing stability and change of four performance measures: a longitudinal study evaluating outcome following total hip and knee arthroplasty
    Deborah M Kennedy
    School of Rehabilitation Science, McMaster University, Hamilton, ON, Canada
    BMC Musculoskelet Disord 6:3. 2005
    ....
  6. pmc Inter-rater agreement and reliability of the COSMIN (COnsensus-based Standards for the selection of health status Measurement Instruments) checklist
    Lidwine B Mokkink
    Department of Epidemiology and Biostatistics and the EMGO Institute for Health and Care Research, VU University Medical Center, Amsterdam, The Netherlands
    BMC Med Res Methodol 10:82. 2010
    ..The aim of this study is to determine the inter-rater agreement and reliability of each item score of the COSMIN checklist (n = 114)...
  7. pmc The COSMIN checklist for evaluating the methodological quality of studies on measurement properties: a clarification of its content
    Lidwine B Mokkink
    Department of Epidemiology and Biostatistics and the EMGO Institute for Health and Care Research, VU University Medical Center, Amsterdam, The Netherlands
    BMC Med Res Methodol 10:22. 2010
    ..In this paper, we explain our choices for the design requirements and preferred statistical methods for which no evidence is available in the literature or on which the Delphi panel members had substantial discussion...
  8. ncbi request reprint Health status measures: strategies and analytic methods for assessing change scores
    P W Stratford
    School of Occupational Therapy and Physiotherapy, McMaster University, Hamilton, Ontario, Canada
    Phys Ther 76:1109-23. 1996
    ..In summary, the article suggests that some designs and analytic strategies are more adept than others at assessing change and that these methods should be considered when planning sensitivity-to-change studies...
  9. ncbi request reprint Measurement properties of the WOMAC LK 3.1 pain scale
    P W Stratford
    Department of Clinical Epidemiology and Biostatistics, School of Rehabilitation Science, McMaster University, Hamilton, ON, Canada
    Osteoarthritis Cartilage 15:266-72. 2007
    ..Our purpose was to estimate internal consistency, factorial validity, test-retest reliability, and the standard error of measurement (SEM) of the WOMAC LK 3.1 pain scale...
  10. ncbi request reprint Performance measures provide assessments of pain and function in people with advanced osteoarthritis of the hip or knee
    Paul W Stratford
    School of Rehabilitation Science, Department of Clinical Epidemiology and Biostatistics, McMaster University, Hamilton, Ontario, Canada
    Phys Ther 86:1489-96. 2006
    ..The purpose of this study was to examine the factorial validity of performance-specific assessments of pain and function...
  11. doi request reprint New study design evaluated the validity of measures to assess change after hip or knee arthroplasty
    Paul W Stratford
    School of Rehabilitation Science, Department of Clinical Epidemiology and Biostatistics, McMaster University, Hamilton, Ontario, Canada
    J Clin Epidemiol 62:347-52. 2009
    ..We propose a study design to evaluate the ability of measures to assess physical function relatively independent of pain. We illustrate the design using data from patients scheduled for total hip (THA) or knee (TKA) arthroplasty...
  12. doi request reprint Quantifying self-report measures' overestimation of mobility scores postarthroplasty
    Paul W Stratford
    School of Rehabilitation Science, McMaster University, Hamilton, Ontario, Canada
    Phys Ther 90:1288-96. 2010
    ..Self-reports of function may systematically overestimate the ability of patients to move around postarthroplasty...
  13. pmc Validating self-report measures of pain and function in patients undergoing hip or knee arthroplasty
    Paul W Stratford
    Department of Clinical Epidemiology and Biostatistics, McMaster University, Hamilton, Ontario, Canada
    Physiother Can 61:189-94; discussion 195-6. 2009
    ..To investigate the factorial and construct validity of a four-item pain intensity scale, the P4, in patients awaiting primary total hip or knee arthroplasty secondary to osteoarthritis...
  14. ncbi request reprint Performance measures were necessary to obtain a complete picture of osteoarthritic patients
    Paul W Stratford
    Clinical Epidemiology and Biostatistics, Faculty of Health Sciences, IAHS School of Rehabilitation Science, McMaster University, Hamilton, Ontario L8N 1C7, Canada
    J Clin Epidemiol 59:160-7. 2006
    ....
  15. ncbi request reprint Condition-specific Western Ontario McMaster Osteoarthritis Index was not superior to region-specific Lower Extremity Functional Scale at detecting change
    Paul W Stratford
    School of Rehabilitation Science, McMaster University, 1400 Main St West, Hamilton, Ontario L8S 1C, Canada
    J Clin Epidemiol 57:1025-32. 2004
    ....
  16. ncbi request reprint The relationship between self-report and performance-related measures: questioning the content validity of timed tests
    Paul W Stratford
    McMaster University, Hamilton, Ontario, Canada
    Arthritis Rheum 49:535-40. 2003
    ..To examine the determinants of the modest correlation between self-report and performance-related measures in patients with osteoarthritis of the hip or knee...
  17. pmc Assessing sensitivity to change: choosing the appropriate change coefficient
    Paul W Stratford
    School of Rehabilitation Science, McMaster University, Hamilton, ON, L8S 1C7 Canada
    Health Qual Life Outcomes 3:23. 2005
    ..Once the population's change characteristic is identified, the choice of change coefficient should be clear...
  18. pmc Does parallel item content on WOMAC's pain and function subscales limit its ability to detect change in functional status?
    Paul W Stratford
    School of Rehabilitation Science, Department of Clinical Epidemiology and Biostatistics, McMaster University, 1400 Main Street West 4th Floor, Hamilton, ON, Canada, L8S 1C7
    BMC Musculoskelet Disord 5:17. 2004
    ..We hypothesized that the duplication of some items on the WOMAC's pain and function subscales contributed to this shortcoming...
  19. ncbi request reprint Sensitivity to change of the Roland-Morris Back Pain Questionnaire: part 1
    P W Stratford
    School of Rehabilitation Science, Department of Clinical Epidemiology and Biostatistics, McMaster University, Hamilton, Ontario, Canada
    Phys Ther 78:1186-96. 1998
    ..The study also investigated whether the estimate of change was dependent on patients' initial scores. Subjects and..
  20. ncbi request reprint Comparing 2 versions of the Chedoke Arm and Hand Activity Inventory with the Action Research Arm Test
    Susan R Barreca
    McMaster University, Hamilton, Ontario, Canada
    Phys Ther 86:245-53. 2006
    ....
  21. ncbi request reprint Measurement properties of the RM-18. A modified version of the Roland-Morris Disability Scale
    P W Stratford
    School of Rehabilitation Science, McMaster University, Hamilton, Ontario, Canada
    Spine (Phila Pa 1976) 22:2416-21. 1997
    ..In either case, its measurement properties are equal to those of the 24-item Roland-Morris Questionnaire...
  22. doi request reprint Using hierarchical linear modeling to explore predictors of pain after total hip and knee arthroplasty as a consequence of osteoarthritis
    Ashley Halket
    School of Rehabilitation Science, McMaster University, Hamilton, Ontario, Canada
    J Arthroplasty 25:254-62. 2010
    ....
  23. ncbi request reprint Preoperative function and gender predict pattern of functional recovery after hip and knee arthroplasty
    Deborah M Kennedy
    Department of Rehabilitation, Centre for Studies of Physical Function, Orthopaedic and Arthritic Institute of Sunnybrook and Women s College Health Sciences Centre, Toronto, Ontario, Canada
    J Arthroplasty 21:559-66. 2006
    ..Thereafter, men and women had similar rates of improvement. Preoperative score was a significant predictor (P < or= .001) in all models. Patients' and surgeons' expectations of outcome need to take preoperative function into account...
  24. ncbi request reprint Recovery after hip fracture: what can we learn from the Canadian Occupational Performance Measure?
    Mary Edwards
    School of Rehabilitation Science, Faculty of Health Sciences, McMaster University, IAHS 403, 1400 Main Street West, Hamilton, Ontario L8S 1C7, Canada
    Am J Occup Ther 61:335-44. 2007
    ..Because the COPM is sensitive to change in function in patients recovering from hip fracture, COPM use with this population is desirable and advisable...
  25. ncbi request reprint Interrater reliability of APACHE II scores for medical-surgical intensive care patients: a prospective blinded study
    Michelle E Kho
    Health Research Methodology Program, at McMaster University, Hamilton, Ontario, Canada
    Am J Crit Care 16:378-83. 2007
    ..Despite widespread use of the Acute Physiology and Chronic Health Evaluation II (APACHE II), its interrater reliability has not been well studied...
  26. ncbi request reprint Development and initial validation of the back pain functional scale
    P W Stratford
    School of Rehabilitation Science and Department of Clinical Epidemiology and Biostatistics, McMaster University, Hamilton, Ontario, Canada
    Spine (Phila Pa 1976) 25:2095-102. 2000
    ..CONCLUSIONS: The BPFS appears to have sound measurement properties, and a formal head-to-head comparison study with the RMQ is warranted...
  27. ncbi request reprint Applying the results of self-report measures to individual patients: an example using the Roland-Morris Questionnaire
    P W Stratford
    School of Rehabilitation Science, McMaster University, Hamilton, Ontario, Canada
    J Orthop Sports Phys Ther 29:232-9. 1999
    ..Three patient scenarios are used to illustrate the issues raised in this paper...
  28. ncbi request reprint The evaluation of change in pain intensity: a comparison of the P4 and single-item numeric pain rating scales
    Gregory F Spadoni
    ProActive Physiotherapy Clinic, Hamilton, Ontario, Canada
    J Orthop Sports Phys Ther 34:187-93. 2004
    ..Prospective observation study...
  29. ncbi request reprint Comparison of gender and group differences in self-report and physical performance measures in total hip and knee arthroplasty candidates
    Deborah Kennedy
    Centre for Studies of Physical Function, Department of Rehabilitation, Orthopaedic and Arthritic Institute, Sunnybrook and Women s College Health Sciences Centre, Toronto, ON, Canada
    J Arthroplasty 17:70-7. 2002
    ..Overall, there was low-to-moderate correlation between the self-report and physical performance measures (r = .21- .50)...
  30. ncbi request reprint Test-retest reliability, validity, and sensitivity of the Chedoke arm and hand activity inventory: a new measure of upper-limb function for survivors of stroke
    Susan R Barreca
    Orthopedic and Rehabilitation Services, Hamilton Health Sciences, Hamilton, ON, Canada
    Arch Phys Med Rehabil 86:1616-22. 2005
    ....
  31. doi request reprint The timed up and go test for use on an inpatient orthopaedic rehabilitation ward
    Teresa S M Yeung
    West Park Healthcare Centre, Toronto, ON, Canada
    J Orthop Sports Phys Ther 38:410-7. 2008
    ..Single-group repeated-measures study...
  32. ncbi request reprint Roland-Morris scale reliability
    Daniel L Riddle
    Phys Ther 82:512-5; author reply 515-7. 2002
  33. ncbi request reprint Simulated computerized adaptive tests for measuring functional status were efficient with good discriminant validity in patients with hip, knee, or foot/ankle impairments
    Dennis L Hart
    Focus On Therapeutic Outcomes, Inc, White Stone, VA 22578 2403, USA
    J Clin Epidemiol 58:629-38. 2005
    ....
  34. ncbi request reprint Assessing recovery and establishing prognosis following total knee arthroplasty
    Deborah M Kennedy
    Holland Orthopaedic and Arthritic Centre, Sunnybrook Health Sciences Centre, 43 Wellesley St E, Toronto, Ontario, Canada M4Y 1H1
    Phys Ther 88:22-32. 2008
    ....
  35. ncbi request reprint Re: Grotle M, Brox JI, Vøllestad NK. Concurrent comparison of responsiveness in pain and functional status measures used for patients with low back pain. Spine 2004;29:E492-E501
    Paul W Stratford
    Spine (Phila Pa 1976) 30:1341-2; author reply 1342. 2005
  36. ncbi request reprint Simulated computerized adaptive test for patients with lumbar spine impairments was efficient and produced valid measures of function
    Dennis L Hart
    Focus On Therapeutic Outcomes, Inc, 551 Yopps Cove Road, White Stone, VA 22578, USA
    J Clin Epidemiol 59:947-56. 2006
    ....
  37. doi request reprint On "test-retest reliability and minimal detectable change on balance..." Steffen T, Seney M. Phys Ther. 2008;88:733-746
    Paul W Stratford
    Phys Ther 88:888-90; author reply 891. 2008
  38. ncbi request reprint Centralization: prevalence and effect on treatment outcomes using a standardized operational definition and measurement method
    Mark W Werneke
    CentraState Medical Center, 901 West Main Street, Freehold, NJ 07728, USA
    J Orthop Sports Phys Ther 38:116-25. 2008
    ..Retrospective, observational cohort design...
  39. ncbi request reprint Hop testing provides a reliable and valid outcome measure during rehabilitation after anterior cruciate ligament reconstruction
    Andrea Reid
    John Owen Pavilion, University of British Columbia, Vancouver, Canada
    Phys Ther 87:337-49. 2007
    ..The purpose of this study was to investigate the reliability and longitudinal validity of data obtained from hop tests during rehabilitation after ACL reconstruction...
  40. ncbi request reprint Comment on the comparison of test-retest reliabilities for 2-day and 2-week intervals
    Paul W Stratford
    J Clin Epidemiol 57:993-4; author reply 995. 2004