Fig. 1From: Follow up after sample size re-estimation in a breast cancer randomized trial for disease-free survivalHazard rate for recurrence or death for all randomized patients (a) and for the initial group of randomized patients (b). a All patients, n = 499, average follow up 4.2 years. b Initial group of randomized patients, n = 334, average follow up 4.6 years. Black line indicates the scheduled/luteal-phase-surgery group; gray line indicates the immediate/follicular-phase-surgery group. Dashed lines are pointwise 95% confidence intervalsBack to article page