Proportion of subjects free of RLS symptoms over 24 hours, beginning at 8 am (mITT Population)
Median time to onset of RLS symptoms over 24 hours Baselinea: 5.5 hours (95% CI: 4.0, 7.5) Week 12: GEn 1200 mg, 13.8 h (95% CI: 11.5, 17.0), GEn 600 mg, 13.5 h (95% CI: 12.5, 16.5), Placebo, 12.8 h (95% CI: 9.5, 15.0) aCombined treatment groups. CI, confidence interval; GEn, gabapentin enacarbil; mITT, modified intent-to-treat.