Research Topics
| Dorothy DunlopSummaryAffiliation: Northwestern University Country: USA Publications
Research Grants
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Detail Information
Publications
Age and racial/ethnic disparities in arthritis-related hip and knee surgeriesDorothy D Dunlop
Institute for Healthcare Studies, The Feinberg School of Medicine, Northwestern University, Chicago, Illinois, USA
Med Care 46:200-8. 2008..Whether there are disparities among younger adults has not been previously addressed...
Risk factors for functional decline in older adults with arthritisDorothy D Dunlop
Feinberg School of Medicine and Multidisciplinary Clinical Research Center in Rheumatology, Northwestern University, Chicago, Illinois 60611, USA
Arthritis Rheum 52:1274-82. 2005....
Physical activity levels and functional performance in the osteoarthritis initiative: a graded relationshipDorothy D Dunlop
Institute for Healthcare Studies, Northwestern University Feinberg School of Medicine, Chicago, Illinois 60611, USA
Arthritis Rheum 63:127-36. 2011..This study was undertaken to examine the cross-sectional and longitudinal relationship between self-reported physical activity and observed functional performance in adults with knee osteoarthritis (OA)...
Arthritis and heart disease as risk factors for major depression: the role of functional limitationDorothy D Dunlop
Institute for Health Services Research and Policy Studies, The Feinberg School of Medicine, Northwestern University, Chicago, Illinois 60611, USA
Med Care 42:502-11. 2004....
Moving to maintain function in knee osteoarthritis: evidence from the osteoarthritis initiativeDorothy D Dunlop
Northwestern University Feinberg School of Medicine, Chicago, IL 60611, USA
Arch Phys Med Rehabil 91:714-21. 2010..To investigate the association between baseline physical activity and 1-year functional performance in adults with knee osteoarthritis (OA)...
Racial/ethnic differences in rates of depression among preretirement adultsDorothy D Dunlop
Institute for Health Services Research and Policy Studies, Feinberg School of Medicine, Northwestern University, Chicago, IL 60611, USA
Am J Public Health 93:1945-52. 2003..We estimated racial/ethnic differences in rates of major depression and investigated possible mediators...
Objective physical activity measurement in the osteoarthritis initiative: Are guidelines being met?Dorothy D Dunlop
Northwestern University Feinberg School of Medicine, Chicago, Illinois, USA
Arthritis Rheum 63:3372-82. 2011..The aim of this study was to objectively measure levels of physical activity in adults with knee OA and report the prevalence of meeting public health physical activity guidelines...
Health care utilization among older adults with arthritisDorothy D Dunlop
Institute for Health Services Research and Policy Studies, Northwestern University, Chicago, Illinois 60611, USA
Arthritis Rheum 49:164-71. 2003..To evaluate the effect of arthritis on subsequent 2-year use of health care services and out-of-pocket costs among older adults and determine if comorbidities or economic resources mitigate that effect...
Racial/ethnic differences in the development of disability among older adultsDorothy D Dunlop
Institute for Healthcare Studies, the Multidisciplinary Clinical Research Center in Rheumatology, and the Department of Medicine, Feinberg School of Medicine, Northwestern University, Chicago, Ill 60611, USA
Am J Public Health 97:2209-15. 2007..We investigated differences in the development of disability in activities of daily living among non-Hispanic Whites, African Americans, Hispanics interviewed in Spanish, and Hispanics interviewed in English...
Racial disparities in joint replacement use among older adultsDorothy D Dunlop
Institute for Health Services Research and Policy Studies, the Femberg School of Medicine, Northwestern University, Chicago, Illinois 60208, USA
Med Care 41:288-98. 2003..Although joint replacement can restore function for arthritis patients with severe joint disease, this procedure has not been used equally across racial groups. Differences in joint replacement use are assessed from a national sample...
Incidence of functional limitation in older adults: the impact of gender, race, and chronic conditionsDorothy D Dunlop
Institute for Health Services Research and Policy Studies, Northwestern University, Evanston IL 60208, USA
Arch Phys Med Rehabil 83:964-71. 2002..To evaluate the relation of chronic conditions, gender, and race to the incidence of activities of daily living (ADLs) limitation in older adults...
Incidence of disability among preretirement adults: the impact of depressionDorothy D Dunlop
Institute for Healthcare Studies and the Multidisciplinary Clinical Research Center in Rheumatology, Northwestern University, 339 East Chicago, 7th Floor, Chicago, IL 60611, USA
Am J Public Health 95:2003-8. 2005..We evaluated the effect of depression on risk, on the basis of standardized assessment, for developing activities of daily living (ADL) disability...
Frequency of varus and valgus thrust and factors associated with thrust presence in persons with or at higher risk of developing knee osteoarthritisAlison Chang
Northwestern University, Chicago, Illinois 60611, USA
Arthritis Rheum 62:1403-11. 2010..We undertook this study to determine the frequency of varus and valgus thrust in African Americans and Caucasians and to identify factors associated with thrust presence...
Within-subregion relationship between bone marrow lesions and subsequent cartilage loss in knee osteoarthritisAmi Kothari
Feinberg School of Medicine, Northwestern University, Chicago, Illinois, USA
Arthritis Care Res (Hoboken) 62:198-203. 2010....
Relationship of meniscal damage, meniscal extrusion, malalignment, and joint laxity to subsequent cartilage loss in osteoarthritic kneesLeena Sharma
Division of Rheumatology, Feinberg School of Medicine, Northwestern University, Chicago, Illinois 60611, USA
Arthritis Rheum 58:1716-26. 2008..The aim of this study was to test whether meniscal damage, meniscal extrusion, malalignment, and laxity each predicted tibiofemoral cartilage loss after controlling for the other factors...
Hip abduction moment and protection against medial tibiofemoral osteoarthritis progressionAlison Chang
Division of Rheumatology, Feinberg School of Medicine, Northwestern University, 240 East Huron, Chicago, IL 60611, USA
Arthritis Rheum 52:3515-9. 2005..The likelihood of medial tibiofemoral OA progression was reduced 50% per 1 unit of hip abduction moment...
The natural history of anteroposterior laxity and its role in knee osteoarthritis progressionNimesh Dayal
Feinberg School of Medicine, Northwestern University, Chicago, IL 60611, USA
Arthritis Rheum 52:2343-9. 2005..Knees in which AP laxity decreased had less medial joint space loss than did knees without a decrease in AP laxity. The knee joint may successfully compensate for AP laxity; the absence of such compensation may have a deleterious effect...
Association of functional status with changes in physical activity: insights from a behavioral intervention for participants with arthritisJoe Feinglass
Division of General Internal Medicine, Northwestern Feinberg School of Medicine, Chicago, IL, USA
Arch Phys Med Rehabil 93:172-5. 2012..We tested the hypothesis that participants with the highest baseline functional capacity, regardless of their intervention status, experienced the greatest increases in physical activity levels at 6-month follow-up...
Thrust during ambulation and the progression of knee osteoarthritisAlison Chang
Feinberg School of Medicine, Northwestern University, Chicago, Illinois 60611, USA
Arthritis Rheum 50:3897-903. 2004..Varus thrust increased the odds of progression among varus-aligned knees considered separately, suggesting that knees with a thrust are a subset of varus-aligned knees at particularly high risk for progression of OA...
Denuded subchondral bone and knee pain in persons with knee osteoarthritisKirsten Moisio
Feinberg School of Medicine, Northwestern University, Chicago, Illinois 60611, USA
Arthritis Rheum 60:3703-10. 2009..The aim of this study was to investigate whether the percent of denuded bone is associated with moderate-to-severe knee pain or frequent knee pain and longitudinally with frequent knee pain 2 years after the baseline evaluation...
The relationship between toe-out angle during gait and progression of medial tibiofemoral osteoarthritisAlison Chang
Department of Physical Therapy and Human Movement Sciences, Feinberg School of Medicine, Northwestern University, Chicago, IL 60611, USA
Ann Rheum Dis 66:1271-5. 2007..The present study was designed to test whether greater toe-out is associated with lower likelihood of medial OA progression...
The effects of daily weather on accelerometer-measured physical activityJoe Feinglass
Division of General Internal Medicine, Northwestern University Feinberg School of Medicine, Chicago, IL, USA
J Phys Act Health 8:934-43. 2011..This study analyzes Chicago-area weather effects on objectively measured physical activity over a 3-year period among a cohort of 241 participants in an on-going arthritis physical activity trial...
Racial differences in activities of daily living limitation onset in older adults with arthritis: a national cohort studyVivian C Shih
Department of Physical Medicine and Rehabilitation, Rehabilitation Institute of Chicago, Chicago, IL 60611, USA
Arch Phys Med Rehabil 86:1521-6. 2005..Race specific public health interventions should be considered to reduce the development of ADL limitations among older adults with arthritis...
Relationship between accelerometer-based measures of physical activity and the Yale physical activity survey in adults with arthritisPamela Semanik
Northwestern University Feinberg School of Medicine and Rehabilitation Institute of Chicago, Chicago, Illinois
Arthritis Care Res (Hoboken) 63:1766-72. 2011....
Full-limb and knee radiography assessments of varus-valgus alignment and their relationship to osteoarthritis disease features by magnetic resonance imagingSakeba N Issa
Feinberg School of Medicine, Northwestern University, Chicago, Illinois 60611, USA
Arthritis Rheum 57:398-406. 2007....
Varus-valgus alignment in the progression of patellofemoral osteoarthritisSeptember Cahue
Feinberg School of Medicine, Northwestern University, Chicago, Illinois 60611, USA
Arthritis Rheum 50:2184-90. 2004..Interventions that address the stress imposed by alignment on the PF compartments may delay PF OA progression and should be developed...
Public health impact of risk factors for physical inactivity in adults with rheumatoid arthritisJungwha Lee
Northwestern University Feinberg School of Medicine, Chicago, Illinois, USA
Arthritis Care Res (Hoboken) 64:488-93. 2012..To investigate the potential public health impact of modifiable risk factors related to physical inactivity in adults with rheumatoid arthritis (RA)...
Relationship between beliefs, motivation, and worries about physical activity and physical activity participation in persons with rheumatoid arthritisLinda Ehrlich-Jones
Rehabilitation Institute of Chicago and Northwestern University Feinberg School of Medicine, Chicago, Illinois
Arthritis Care Res (Hoboken) 63:1700-5. 2011..To determine the relationship between beliefs, motivation, and worries about physical activity and physical activity participation in persons with rheumatoid arthritis (RA)...
Varus and valgus alignment and incident and progressive knee osteoarthritisLeena Sharma
Northwestern University, Chicago, IL 60611, USA
Ann Rheum Dis 69:1940-5. 2010..This study tested whether alignment influences the risk of incident and progressive radiographic tibiofemoral osteoarthritis...
Physical functioning over three years in knee osteoarthritis: role of psychosocial, local mechanical, and neuromuscular factorsLeena Sharma
Northwestern University, Chicago, Illinois 60611, USA
Arthritis Rheum 48:3359-70. 2003....
Baseline health, socioeconomic status, and 10-year mortality among older middle-aged Americans: findings from the Health and Retirement Study, 1992 2002Joe Feinglass
Division of General Internal Medicine, Northwestern Feinberg School of Medicine, 676 St Clair No 200, Chicago, IL 60611, USA
J Gerontol B Psychol Sci Soc Sci 62:S209-17. 2007..This study analyzed whether socioeconomic status in older middle age continues to be associated with 10-year survival after data are controlled for baseline health status...
Gender and ethnic/racial disparities in health care utilization among older adultsDorothy D Dunlop
Institute for Health Services Research and Policy Studies, Northwestern University, Evanston, Illinois 60208, USA
J Gerontol B Psychol Sci Soc Sci 57:S221-33. 2002..We examine the role of economic access in gender and ethnic/racial disparities in the use of health services among older adults...
Knee confidence as it relates to physical function outcome in persons with or at high risk of knee osteoarthritis in the osteoarthritis initiativeCarmelita J Colbert
Northwestern University, Chicago, Illinois
Arthritis Rheum 64:1437-46. 2012..To evaluate whether low knee confidence at baseline is associated with poor baseline-to-3-year physical function outcome in the Osteoarthritis Initiative...
Assessing physical activity in persons with rheumatoid arthritis using accelerometryPamela Semanik
Department of Physical Medicine and Rehabilitation, Northwestern University Feinberg School of Medicine, Chicago, IL, USA
Med Sci Sports Exerc 42:1493-501. 2010..To investigate empirically if the nonwear threshold and the "valid day" definition for accelerometer data from the general adult US population are appropriate for accelerometer data from persons with rheumatoid arthritis (RA)...
Assessing physical activity in persons with knee osteoarthritis using accelerometers: data from the osteoarthritis initiativeJing Song
Northwestern University Feinberg School of Medicine, Institute for Healthcare Studies, Chicago, Illinois 60611, USA
Arthritis Care Res (Hoboken) 62:1724-32. 2010....
Gender disparities in health and healthcare use among older adultsKenzie A Cameron
Department of Medicine, Division of General Internal Medicine, Northwestern University Feinberg School of Medicine, Chicago, Illinois 60611, USA
J Womens Health (Larchmt) 19:1643-50. 2010..S. medical system. Our purpose was to examine if there are patterns of gender differences in the type of medical service used among older Americans...
Quadriceps strength and osteoarthritis progression in malaligned and lax kneesLeena Sharma
Department of Medicine, Feinberg School of Medicine, Northwestern University Medical School, 300 East Superior Avenue, Tarry Building 3-715, Chicago, Illinois 60611, USA
Ann Intern Med 138:613-9. 2003..Subset-specific approaches beyond strengthening exercises should be developed to enhance joint-protective muscle activity...
Gender differences across race/ethnicity in use of health care among Medicare-aged AmericansJing Song
Rheumatology Division, Department of Medicine, Feinberg School of Medicine, Northwestern University, Chicago, Illinois 60611, USA
J Womens Health (Larchmt) 15:1205-13. 2006....
Association between African American race/ethnicity and low bone mineral density in women with systemic lupus erythematosusChin Lee
Northwestern University, Feinberg School of Medicine, Chicago, Illinois 60611, USA
Arthritis Rheum 57:585-92. 2007..To determine the association between race/ethnicity and bone mineral density (BMD) in women with systemic lupus erythematosus (SLE)...
Racial/ethnic differences in activities of daily living disability in older adults with arthritis: a longitudinal studyJing Song
Northwestern University Feinberg School of Medicine, Chicago, Illinois 60611, USA
Arthritis Rheum 57:1058-66. 2007..To investigate racial/ethnic differences in disability onset among older Americans with arthritis. Factors amenable to clinical and public health intervention that may explain racial/ethnic differences in incident disability were examined...
Functional decline after incident wrist fractures--Study of Osteoporotic Fractures: prospective cohort studyBeatrice J Edwards
Bone Health and Osteoporosis Center, Division of Geriatrics, Feinberg School of Medicine, Northwestern University, 645 N Michigan, Chicago, IL 60611, USA
BMJ 341:c3324. 2010..To study the effect of an incident wrist fracture on functional status in women enrolled in the Study of Osteoporotic Fractures...
Self-reported fractures and associated factors in women with systemic lupus erythematosusChin Lee
Department of Medicine, Northwestern University, Feinberg School of Medicine, Chicago, Illinois 60611, USA
J Rheumatol 34:2018-23. 2007..To determine the frequency of fractures and associated factors in women with systemic lupus erythematosus (SLE)...
Correlates of improvement in walking ability in older persons in the United StatesJoe Feinglass
General Internal Medicine, Feinberg School of Medicine, Northwestern University, Chicago, IL, USA
Am J Public Health 99:533-9. 2009..We analyzed factors associated with improvement in walking ability among respondents to the nationally representative Health and Retirement Study...
Racial and ethnic differences in activities of daily living disability among the elderly: the case of Spanish speakersManasi A Tirodkar
Institute for Healthcare Studies, Northwestern University Feinberg School of Medicine, Chicago, IL 60611, USA
Arch Phys Med Rehabil 89:1262-6. 2008..To compare incident disability patterns across racial and ethnic groups...
Population impact of arthritis on disability in older adultsJing Song
Multidisciplinary Clinical Research Center in Rheumatology, Feinberg School of Medicine, Northwestern University, 339 E Chicago Avenue, Wieboldt 717, Chicago, IL 60611, USA
Arthritis Rheum 55:248-55. 2006..Disability threatens the independence of older adults and has large economic and societal costs. This article examines the population impact of arthritis on disability incidence among older Americans...
25-hydroxyvitamin D and cardiovascular risk factors in women with systemic lupus erythematosusPeggy W Wu
Feinberg School of Medicine, Northwestern University, Chicago, Illinois, USA
Arthritis Rheum 61:1387-95. 2009..Vitamin D deficiency has also been noted in systemic lupus erythematosus (SLE). The objective of this study was to evaluate the associations of serum 25(OH)D levels with cardiovascular risk factors in women with SLE...
The influence of alignment on risk of knee osteoarthritis progression according to baseline stage of diseaseRui Cerejo
Division of Rheumatology, Northwestern University Medical School, 303 East Chicago Avenue, Ward Building 3-315, Chicago, IL 60611, USA
Arthritis Rheum 46:2632-6. 2002....
The costs of arthritisDorothy D Dunlop
Feinberg School of Medicine, Chicago, Illinois, USA
Arthritis Rheum 49:101-13. 2003
Effect of arthritis in middle age on older-age functioningKenneth E Covinsky
Department of Medicine, University of California, San Francisco, California, USA
J Am Geriatr Soc 56:23-8. 2008..To examine whether symptomatic arthritis in middle age predicts the earlier onset of functional difficulties (difficulty with activities of daily living (ADLs) and walking) that are associated with loss of independence in older persons...
Watchful waiting vs repair of inguinal hernia in minimally symptomatic men: a randomized clinical trialRobert J Fitzgibbons
Department of Surgery, Creighton University, Omaha, Neb, USA
JAMA 295:285-92. 2006..Delaying surgical repair until symptoms increase is safe because acute hernia incarcerations occur rarely.Clinical Trials Registration ClinicalTrials.gov Identifier: NCT00263250...
Is a strong quadriceps muscle bad for a patient with knee osteoarthritis?Leena Sharma
Ann Intern Med 140:150. 2004
The development of a clinical trial to determine if watchful waiting is an acceptable alternative to routine herniorrhaphy for patients with minimal or no hernia symptomsRobert J Fitzgibbons
Creighton University Department of Surgery, Omaha, NE 68131, USA
J Am Coll Surg 196:737-42. 2003..A description of the design of such a trial is presented...
Trends in out-of-pocket medical care expenditures for Medicare-age adults with arthritis between 1998 and 2004Ithai Z Lurie
US Department of the Treasury, Washington, DC, USA
Arthritis Rheum 58:2236-40. 2008..To provide estimates of the growth in out-of-pocket (OOP) medical expenditures for persons with arthritis...
Research Grants
- The Effect of Physical Activity Guidelines on Arthritis-Related DisabilityDorothy D Dunlop; Fiscal Year: 2010..This is key information for the clinical management of these patients and to advance public health efforts to improve quality of life among 48 million US adults having arthritis. ..
- The Effect of Physical Activity Guidelines on Arthritis-Related DisabilityDorothy Dunlop; Fiscal Year: 2009..This is key information for the clinical management of these patients and to advance public health efforts to improve quality of life among 48 million US adults having arthritis. ..
- Functional Limitation, Arthritis, Depression, & RaceDorothy Dunlop; Fiscal Year: 2006..Hypotheses tested by this study will provide information that would motivate clinical and public health strategies to improve health care and reduce functional impairment among people with arthritis. ..
- The Effect of Physical Activity on Disability Progression in Knee OADorothy D Dunlop; Fiscal Year: 2010..Findings from this study will advance public health efforts to reduce disability and to improve quality of life among 21 million U.S. adults having knee OA. PHS 398/2590 (Rev. 09/04) Page 1 Continuation Format Page ..
