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Fig. 3 | Trials

Fig. 3

From: Follow up after sample size re-estimation in a breast cancer randomized trial for disease-free survival

Fig. 3

Hazard rate for recurrence or death for randomized patients at each major site of accrual at site A (a) and site B (b). a Site A, n = 170, average follow up 4.76 years. b Site B, n = 215, average follow up 4.0 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 intervals

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