Figure 1.

Shift in pain severity category from baseline to endpoint for FM patients.

Notes: Proportion of FM patients with a shift in pain category that was “very much improved” (severe to mild), “much improved” (moderate to mild, or severe to moderate), “no change”, or “worsened” (moderate to severe, mild to moderate, or mild to severe). P=0.013 for pregabalin 300 mg/d versus placebo; P<0.001 for pregabalin 450 mg/d versus placebo; and P=0.138 for pregabalin flex versus placebo.

Abbreviations: flex, flexible dosing; FM, fibromyalgia; d, day.