Reliability of the Animated Activity Questionnaire for assessing activity limitations of patients with hip and knee osteoarthritis.
Wilfred F PeterH C W de VetC B TerweePublished in: Musculoskeletal care (2018)
The AAQ seemed to be unidimensional, and showed good internal consistency and test-retest reliability. The SDC indicated that changes in scores of at least 14% indicate real improvement in activity limitations.
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