TTP (in h) over time for the different treatment groups. Data are mean estimate (95% CI). Efficacy population (SOC, N = 18; GSK3036656 (ganfeborole) 1 mg, N = 9; GSK3036656 (ganfeborole) 5 mg, N = 17; GSK3036656 (ganfeborole) 15 mg, N = 16; GSK3036656 (ganfeborole) 30 mg, N = 15).