Randomized controlled trial of a therapeutic intervention group in patients with fibromyalgia syndrome.

Objective: To evaluate the efficacy of a weekly interdisciplinary program (WIP) consisted of educational activities, physical therapy, stretching, ergonomics, posture guidance combined with cognitive behavioral strategies and approaches to psychosocial and occupational factors in order to determine whether this intervention would be effective to short and medium-term improvement of symptoms in these patients.

Methods: This was a single-center study, randomized single blind controlled trial with a sample test group (T), with a diagnosis of FMS (n = 12), and a control group (C) subjected to Pain Clinic referral (n = 15). The instruments used at two different times were the Fibromyalgia Impact Questionnaire (FIQ), Visual Analogue Scale (VAS) and Post-Sleep Protocol (PSI).