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Primary outcome measure—global rating of change in hip condition (GROC). Proportion (%) of participants in each group reporting “moderately better,” “much better,” or “very much better” on GROC (that is, defined as success) over time. Trial groups were education plus exercise (EDX), corticosteroid injection use (CSI), or wait and see approach (WS). Supplementary figure S6 shows data plot of all GROC categories
