Fig. 3From: Predisposing factors for recurrence of chronic posttraumatic osteomyelitis: a retrospective observational cohort study from a tertiary referral center in BrazilKaplan–Meier estimates of the cumulative risk of failure according to the treatment assessed at 100 months’ follow-up. The log rank test compared two survival curves across multiple time points. Patients who need of blood transfusion had lower disease-free survival than those who did not need transfusion (p = 0.003)Back to article page