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Table 3 Hazard ratios for the capacity of the variables to predict the development of the endpoint (cardiac mortality)

From: Ambulatory ECG-based T-wave alternans and heart rate turbulence can predict cardiac mortality in patients with myocardial infarction with or without diabetes mellitus

Variables

Hazard ratio (95% CI)

P value

DM (yes/no)

0.36 (0.09—1.39)

0.14

LVEF(<40%)

1.04 (0.95—1.13)

0.44

HRT (positive)

5.01 (1.33—18.85)

0.02

TWA (≥47 μV)

7.44 (0.82—67.59 )

0.08

TWA + HRT (TWA ≥ 47 μV + HRT positive)

9.08 (2.22—37.8)

0.002

  1. CI: confidence intervals; DM, diabetes mellitus; LVEF, left ventricular injection fraction; HRT, heart rate turbulence; TWA, T-wave alternans; TWA + HRT, TWA combined with HRT.