Cumulative incidence of cardiovascular events in SOS subjects with diabetes at baseline. A: There were 63 cardiovascular events (CVEs) among the 345 subjects in the surgery group (median follow-up = 13.9 years [10.7–16.9 years]), compared with 65 events among the 262 subjects in the control group (median follow up = 12.2 years [9.9–15.8 years]). CVEs: myocardial infarction and stroke combined, whichever came first. B: Among the 345 subjects in the surgery group, there were 38 myocardial infarctions (MIs), compared with 43 among the 262 subjects in the control group. C: Out of 345 subjects in the surgery group, 34 had stroke, compared with 24 of the 262 subjects in the control group.