Journal article

Absence of Improvement With Exercise in Some Patients With Knee Osteoarthritis: A Qualitative Study of Responders and Nonresponders

Rana S Hinman, Sarah E Jones, Rachel K Nelligan, Penelope K Campbell, Michelle Hall, Nadine E Foster, Trevor Russell, Kim L Bennell

Arthritis Care and Research | Wiley | Published : 2023

Abstract

OBJECTIVE: To compare the perceptions of patients about why they did, or did not, respond to a physical therapist-supported exercise and physical activity program. METHODS: This was a qualitative study within a randomized controlled trial. Twenty-six participants (of 40 invited) with knee osteoarthritis sampled according to response (n = 12 responders, and 14 nonresponders based on changes in both pain and physical function at 3 and 9 months after baseline) to an exercise and physical activity intervention. Semistructured individual interviews were conducted. Inductive thematic analysis was undertaken within each subgroup using grounded theory principles. A deductive approach compared them..

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