Fig. 2From: Survival of endodontically treated permanent teeth among children: a retrospective cohort studyKaplan–Meier (KM) survival curves of endodontically treated teeth (ETT) in the total study sample (A) and according to: B gender, C age at treatment, D tooth type, E jaw type, and F insurance type. Log-rank test was used to estimate the presented p values that compare the survival curves of independent groupsBack to article page