Figure 1

(A) AUC values for each model in males. (B) Bootstrap validation of Model 3 yielded consistent parameters, with an AUC of 0.812 (95% CI 0.774–0.801). (C) AUC values for each model in males. (D) Bootstrap validation of Model 3 yielded consistent parameters, with an AUC of 0.792 (95% CI 0.774–0.801).