Saralynn Allaire, ScD, CRC – ENACT Associate Director

Allaire S, Niu J, Zhu Y, Brett B. Providing effective early intervention vocational rehabilitation at the community level.
Rehabil Couns Bull. 2011 April;54(3):154-63.
Allaire S, Keysor JJ, Baker N, Niu J, Lavalley M. Formation of Solutions for Rheumatic Condition-related Work Barriers by Occupational and Physical Therapists (OTs/PTs). Arthrits Rheum 62:S896, 2010.

Mendelson CF, Poole JL, Allaire SH. Work as a daily challenge: work with scleroderma. Arthritis Rheum 62:S560, 2010.

Allaire S
, Keysor JJ. Development of a structured interview tool to help patients identify and solve rheumatic condition-related work barriers. Arthritis Rheum (Arthritis Care Res) 61:988-95, 2009.

Allaire S, Keysor JJ
, Development of a structured interview tool to help patients identify and solve rheumatic condition-related work barriers.
Arthritis Rheum. 2009 Jul 15;61(7):988-95.

Allaire S
, Wolfe F, Niu J, LaValley MP, Zhang B, Reisine S. Current risk factors for work disability associated with rheumatoid arthritis: recent data from a US national cohort.
Arthritis Rheum. 2009 Mar 15;61(3):321-8.

Allaire S
, Wolfe F, Niu J, LaValley MP. Contemporary prevalence and incidence of work disability associated with rheumatoid arthritis in the U.S.
Arthritis Rheum. 2008 Apr 15;59(4):474-80.


Allaire S, Wolfe F, Niu J, Baker N, Michaud K, LaValley M. Extent of occupational hand use among persons with rheumatoid arthritis.
Arthritis Rheum. 2006 Apr 15;55(2):294-9.


Allaire S, Wolfe F, Niu J, LaValley M, Michaud K. Work disability and its economic effect on 55-64-year-old adults with rheumatoid arthritis.
Arthritis Rheum. 2005 Aug 15;53(4):603-8.


Allaire S. What work changes do people with arthritis make to preserve employment, and are such changes effective?.
Arthritis Rheum. 2004 Dec 15;51(6):871-3.


Allaire S, Li W, LaValley MP. Reduction of job loss in persons with rheumatic diseases receiving vocational rehabilitation: a randomized controlled trial..
Arthritis Rheum. 2003 Nov;48(11):3212-8.


Allaire S, Li W, LaValley MP. Work barriers experienced and job accommodations used by persons with arthritis and other rheumatic diseases.
Rehabil Couns Bull. 2003 Apr;46(3):147-56.


Allaire S. Employment and household work disability in women with rheumatoid arthritis.
J Appl Rehabil Couns. 1992 Spr;23(1):44-51.


Kristin R Baker, PhD

Baker KR, Matthan NR, Lichtenstein AH, et al. Association of plasma n-6 and n-3 polyunsaturated fatty acids with synovitis in the knee: the MOST study. Osteoarthritis and Cartilage 2012:20: 382-387

Guermazi A, Roemer FW, Hayashi D, Crema MD, Niu J, Zhang Y, Marra MD, Katur A, Lynch JA, El-Khoury GY, Baker K, Hughes LB, Nevitt MC, Felson DT. Assessment of synovitis with contrast-enhanced MRI using a whole-joint semiquantitative scoring system in people with, or at high risk of, knee osteoarthritis: the MOST study.
Ann Rheum Dis. 2011 May;70(5):805-11. Epub 2010 Dec 27.


Baker K, Grainger A, Niu J, Clancy M, Guermazi A, Crema M, Hughes L, Buckwalter J, Wooley A, Nevitt M, Felson DT. Relation of synovitis to knee pain using contrast-enhanced MRIs.
Ann Rheum Dis. 2010 Oct;69(10):1779-83. Epub 2010 May 14.


Amin S, Baker K, Niu J, Clancy M, Goggins J, Guermazi A, Grigoryan M, Hunter DJ, Felson DT. Quadriceps strength and the risk of cartilage loss and symptom progression in knee osteoarthritis.
Arthritis Rheum. 2009 Jan;60(1):189-98.


Baker K, Goggins J, Xie H, Szumowski K, LaValley M, Hunter DJ, Felson DT. A randomized crossover trial of a wedged insole for treatment of knee osteoarthritis.
Arthritis Rheum. 2007 Apr;56(4):1198-203.


Baker KR, Nelson ME, Felson DT, Layne JE, Sarno R, Roubenoff R. The efficacy of home based progressive strength training in older adults with knee osteoarthritis: a randomized controlled trial.
J Rheumatol. 2001 Jul;28(7):1655-65.


David Felson, MD, MPH – ENACT Training Program Director

Wise BL, Felson DT, Clancy M, et al. Consistency of knee pain and risk of knee replacement: the multicenter osteoarthritis study. J Rheumatol 38: 1390-1395, 2011 [PMID: 21498481]

Wolfe F, Moers M, Felson DT, Michaud K, Wells GA. Remission in rheumatoid arthritis: physician and patient perspectives.
J Rheumatol. 2009 May;36(5):930-3.


Felson DT, Toward optimal health: managing arthritis in women. An interview with David T. Felson by Jodi R. Godfrey.
J Womens Health (Larchmt). 2008 Jun;17(5):729-34.


Felson DT, Zhang B, Siegel JN. Trials in rheumatoid arthritis: choosing the right outcome measure when minimal disease is achievable.
Ann Rheum Dis. 2008 May;67(5):580-3.


Lawrence RC, Felson DT, Helmick CG, Arnold LM, Choi H, Deyo RA, Gabriel S, Hirsch R, Hochberg MC, Hunder GG, Jordan JM, Katz JN, Kremers HM, Wolfe F; National Arthritis Data Workgroup. Estimates of the prevalence of arthritis and other rheumatic conditions in the United States. Part II.
Arthritis Rheum. 2008 Jan;58(1)26-35.


Helmick CG, Felson DT, Lawrence RC, Gabriel S, Hirsch R, Kwoh CK, Liang MH, Kremers HM, Mayes MD, Merkel PA, Pillemer SR, Reveille JD, Stone JH; National Arthritis Data Workgroup. Estimates of the prevalence of arthritis and other rheumatic conditions in the United States. Part I.
Arthritis Rheum. 2008 Jan;58(1):15-25.


Fraenkel L, Bogardus ST, Concato J, Felson DT, Wittink DR. Patient preferences for treatment of rheumatoid arthritis.
Ann Rheum Dis. 2004 Nov;63(11):1372-8.


Boers M, Anderson JJ, Felson DT. Deriving an operational definition of low disease activity state in rheumatoid arthritis.
J Rheumatol. 2003 May;30(5):1112-4.


Fraenkel L, Bogardus S, Concato J, Felson DT. Risk communication in rheumatoid arthritis.
J Rheumatol. 2003 Mar;30(3):443-8.


Fraenkel L, Bogardus S, Concato J, Felson DT. Unwillingness of rheumatoid arthritis patients to risk adverse effects.
Rheumatology (Oxford). 2002 Mar;41(3):253-61.


Alan Jette, PhD, MPH

Jette AM, Tulsky DS, Ni P, Kisala PA, Slavin MD, Dijkers MP, Heinemann AW, Tate DG, Whiteneck G, Charlifue S, Houlihan B, Williams S, Kirshblum S, Dyson-Hudson T, Zanca J, Fyffe D. Development and initial evaluation of the spinal cord injury-functional index. Arch Phys Med Rehabil. 2012 Oct;93(10):1733-50.

Tulsky DS, Jette AM, Kisala PA, Kalpakjian C, Dijkers MP, Whiteneck G, Ni P, Kirshblum S, Charlifue S, Heinemann AW, Forchheimer M, Slavin MD, Houlihan B, Tate DG, Dyson-Hudson T, Fyffe DG, Williams S, Zanca J. Spinal cord injury-functional index: item banks to measure physical functioning in individuals with spinal cord injury. Arch Phys Med Rehabil. 2012 Oct; 93(10):1722-32.

Jette AM
. Face into the storm. Phys Ther. 2012 Sep; 92(9):1221-9.

Ottenbacher KJ, Jette AM, Fuhrer MJ, Granger CV. Looking back and thinking forward: 20 years of disability and rehabilitation research. Arch Phys Med Rehabil. 2012 Aug; 93(8):1392-4.

Resnik L, Tian F, Ni P, Jette AM. Computer-adaptive test to measure community reintegration of Veterans. J Rehabil Res Dev. 2012 Jun; 49(4):557-66.

Ottenbacher KJ, Jette AM, Fuhrer MJ, Granger CV. Looking back and thinking forward: 20 years of disability and rehabilitation research. 2012 Aug;93(8):1392-4. doi: 10.1016/j.apmr.2012.02.028. Epub 2012 Mar 16.

McLaughlin SJ, Jette AM, Connell CM. An examination of healthy aging across a conceptual continuum: prevalence estimates, demographic patterns, and validity. J Gerontol A Biol Sci Med Sci. 2012 Jun; 67(7):783-9

Resnik L, Bradford DW, Glynn SM, Jette AM, Johnson Hernandez C, Wills S. Issues in defining and measuring veteran community reintegration: Proceedings of the Working Group on Community Reintegration, VA Rehabilitation Outcomes Conference, Miami, Florida. J Rehabil Res Dev. 2012; 49(1):87-100.

McDonough CM, Jette AM. The contribution of osteoarthritis to functional limitations and disability. Clin Geriatr Med. 2010 Aug;26(3):387-99.

Jette Am,
McDonough CM, Ni P, Haley SM, Hambleton RK, Olarsch S, Hunter DJ, Kim YJ, Felson DT. A functional difficulty and functional pain instrument for hip and knee osteoarthritis. 2009;11(4):R107. doi: 10.1186/ar2760. Epub 2009 Jul 9.

Jette AM, Keysor JJ
. Disability model: implications for arthritis exercise and physical activity interventions.
Arthritis Rheum. 2003 Feb 15;49(1):114-20.

Jette AM, Keysor JJ
. Uses of evidence in disability outcomes and effectiveness research.
Milbank Q, 2002;80(2):325-45.



Julie Keysor, PT, PhD – ENACT Director

Crandall, S. Howlett, S. Keysor JJ. (2013). Exercise Adherence Interventions for Adults with Chronic Musculoskeletal Pain. Physical Therapy, 9, 1312-9


White DK, Keysor JJ, Fredman L. When it Hurts, a Positive Attitude May Help: The Association of Positive Affect with Daily Walking in Knee OA, Arthritis Care and Research, Sept 64(9), 1312-9, 2012.

Keysor JJ
, Brembs A. Exercise: necessary but not sufficient for improving function and preventing disability?
Curr Opin Rheumatol. 2011 Mar;23(2):211-8.


Keysor JJ, Fredman L, Zhang B, White DK, Torner JC, Lewis CE, Tolstykh I, Felson DT and the Multicenter Osteoarthritis (MOST) Study. Positive Affect Predicts the Development of Disability over 30-months: The MOST study. Association of Rheumatology Health Professionals. Annual Meeting, Atlanta, GA 2010.

Keysor JJ
, Heislein, DM. Physical activity considerations among people with knee and hip osteoarthritis.
International Journal of Clinical Rheumatology. December 2010, Vol. 5, No. 6, Pages 659-667 , DOI 10.2217/ijr.10.63 (doi:10.2217/ijr.10.63)
White DK, Zhang Y, Niu J, Keysor JJ, Nevitt MC, Lewis CE, Torner JC, Neogi T. Do worsening knee radiographs mean greater chances of severe functional limitation? Arthritis Care Res (Hoboken). 2010 Oct;62(10):1433-9.


White DK, Keysor JJ, LaValley MP, Lewis CE, Torner JC, Nevitt MC, Felson DT. Clinically important improvement in function is common in people with or at high risk of knee OA: the MOST study.
J Rheumatol. 2010 Jun;37(6)1244-51.


Keysor JJ, Jette AM, LaValley MP, Lewis CE, Torner JC, Nevitt MC, Felson DT, Multicenter Osteoarthritis (MOST) group. Community environmental factors are associated with disability in older adults with functional limitations: the MOST study.
J Gerontol A Biol Sci Med Sci. 2010 Apr;65(4):393-9.


Keysor JJ, DeVellis BM, DeFriese GH, DeVellis RF, Jordan JM, Konrad JM, Mutran EJ, Callahan LF. Critical review of arthritis self-management strategy use.
Arthritis Rheum. 2003 Oct 15;49(5):724-31.


Keysor JJ. Does late-life physical activity or exercise prevent or minimize disablement? A critical review of the scientific evidence.
Am J Prev Med. 2003 Oct;25(3 Suppl 2):129-36.


Pincus T, Keysor JJ, Sokka T, Krishnan E, Callahan LF. Patient questionnaires and formal education level as prospective predictors of mortality over 10 years in 97% of 1416 patients with rheumatoid arthritis from 15 United States private practices.
Am J Prev Med. 2003 Oct;25(3 Suppl 2):129-36.


Keysor JJ, Sparling JW, Riegger-Krugh C. The experience of knee arthritis in athletic young and middle-aged adults: an heuristic study.
Arthritis Care Res. 1998 Aug;11(4):261-70.


Michael LaValley, PhD – ENACT Research Program Director

Liu CJ, LaValley MP, Latham NK. Do unblinded assessors bias muscle strength outcomes in randomized controlled trials of progressive resistance strength training in older adults?
Am J Phys Med Rehabil. 2011 Mar;90(3):190-6.


Zhang B, LaValley M, Felson DT. The sensitivity to change for lower disease activity is greater than for higher disease activity in rheumatoid arthritis trials.
Ann Rheum Dis. 2009 Aug;68(8):1255-9.


Warsi A, LaValley MP, Wang PS, Avorn J, Solomon DH. Arthritis self-management education programs: a meta-analysis of the effect on pain and disability.
Arthritis Rheum. 2003 Aug;48(8):2207-13.


LaValley MP, Anderson JJ. Statistical and study design issues in assessing the quality and outcomes of care in rheumatic diseases.
Arthritis Care Res. 1997 Dec;10(6):431-40.

Dr. Jessica Maxwell, PT, DPT, OCS

Maxwell, J. L., Keysor, J. J., Niu, J., Singh, J. A., Wise, B. L., Frey-Law, L., … & Felson, D. T. (2013). Participation Following Knee Replacement: The MOST Cohort Study. Physical therapy, 93(11), 1467-1474.


Maxwell JL, Niu J, Singh JA, Nevitt MC, Frey-Law L, Felson DT. The influence of the contralateral knee prior to knee replacement on post-knee replacement function: The MOST Study. Journal of Bone and Joint Surgery. 2013 Jun 5;95(11):989-93