Fig. 1
From: Do older surgeons have safer hands? A retrospective cohort study
Kaplan–Meier survival curves according to surgeon transplant incident volume, with 20 or less transplants, 21–50 transplants and > 51 transplants performed by the operating surgeon. 95% CI bands for each group indicated. There was no difference in 5-year survival between the individual surgeon experience groups (OR 1.002, 95%CI: 0.999–1.004, p = 0.192)