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Table 3 Multivariate Cox proportional-hazards analysis predicting death (n = 432)

From: Elevation of cardiac troponin I during non-exertional heat-related illnesses in the context of a heatwave

Variables Hazard ratio
(95% CI)
Pvalue
Risk score   
   - low 1 -
   - intermediate 2.46 (1.50 to 4.02) <0.001
   - high 6.48 (3.92 to 10.71) <0.001
Elevation of CTni   
   - no increase 1 -
   - moderate increase 1.28 (0.94 to 1.73) 0.12
   - severe increase 1.87 (1.33 to 2.93) <0.001
  1. CI: confidence interval.