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Average pain intensity scores and engagement in meaningful activities over follow-up period.
Notes: Pain was measured using a numeric pain rating scale ranging from 0 (no pain) to 10 (worst pain imaginable). Level of engagement in meaningful activities was assessed from the start of group therapy using a numeric rating scale ranging from 0 (not doing anything that matters) to 10 (doing everything that matters).
Abbreviation: TPS, transitional pain service.
