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(A) Cumulative incidence for all-cause mortality in patients in whom cardiac troponin was not requested by the attending clinician, stratified by cardiac troponin concentration at presentation. (B) Association between cardiac troponin concentration and hazard ratio for death. Estimates obtained from a Cox regression model with penalized smoothing splines and adjusted for age, sex, and renal function. Rug plot shows density of data for given value of cardiac troponin.
