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. 2020 Dec 10;13:3355–3369. doi: 10.2147/JPR.S274562

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© 2020 Arnold et al.

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Change from baseline during double-blind treatment period and follow-up period in FIQR total (full analysis set). The change from baseline in FIQR total score is depicted. The FIQR total score represents the sum of the three subscale scores: symptom, function, and overall impact. The symptom subscale accounts for 50%, the function subscale accounts for 30%, and the overall impact subscale accounts for 20% of the total score. Data from the double-blind period are presented as LS mean ± standard error; data from the follow-up period are presented as mean ± standard error. *Indicates P<0.05.

Abbreviations: FIQR, Fibromyalgia Impact Questionnaire Revised; LS, least squares.