Fig. 2

a Kaplan-Meier survival function estimates for risk of combined cardiovascular events by categorisation into low- and high-risk at baseline. Hazard ratio 11.4 (95 % confidence interval 2.7-47.3); p < 0.0001. b Kaplan-Meier survival function estimates for risk of all-cause mortality by categorisation into low- and high-risk at baseline. Hazard ratio 6.4 (95 % confidence interval 1.5-27.1); p = 0.004