Fig. 3

Performance of IRON MAN iteration 3 in the external validation cohorts. A, B Venn diagram showing the presence or absence of A/B, C, and/or D items, respectively. C, D Bars showing the need for advanced resuscitation measures, such as arterial line placement and mechanical ventilation. E, F Kaplan–Meier curves of hospital mortality (censored after 30-days) stratified by number of positive items from iteration 3 (Log-rank test)