Table 4 Predictors of 30-day MACE after backwards elimination in multivariable regression

Gender (male vs female)

0.773

<0.01

2.17 (1.45, 3.23)

Age, years (≥60 vs <60)

0.323

0.090

1.38 (0.95, 2.00)

Heart rate, beat/min

0.066

 ≥115

0

-

1.00

 ≤55

1.510

0.038

4.52 (1.08, 18.89)

 56–114

0.716

0.243

2.05 (0.62, 6.80)

ST elevation (yes vs no)

2.138

<0.001

8.48 (4.27, 16.85)

ST depression (yes vs no)

2.382

<0.001

10.83 (5.49, 21.36)

Q wave (yes vs no)

1.076

0.004

2.93 (1.41, 6.11)

QT prolongation (yes vs no)

0.372

0.054

1.45 (0.99, 2.12)

AVRR (<0.77 vs ≥0.77)

0.415

0.034

1.52 (1.03, 2.22)

TINN

0.006

 0.11–0.17

0

-

1.00

 <0.11

0.712

0.002

2.04 (1.30, 3.20)

 >0.17

0.277

0.279

1.32 (0.80, 2.18)

HF power (<0.07 vs ≥0.07)

0.531

0.007

1.70 (1.16, 2.50)