Table 4 Cox Regression Analysis, Killip class II-III

Lactate (per 1 mmol/L)

HR = 1.14

CI = 0.93–1.4

HR = 1.12

CI = 0.94–1.33

Lactate ≥2.5 mmol/L

HR = 5.94

CI = 1.23–28.64*

HR = 6.20

CI = 1.70–22.61*

SBP (per 10 mmHg)

HR = 0.86

CI = 0.67–1.09

HR = 0.89

CI = 0.73–1.08

SBP ≤ 90 mmHg

N.A

N.A

Male sex

HR = 0.61

CI = 0.16–2.28

HR = 0.77

CI = 0.25–2.35

Age (per 5 years)

HR = 1.16

CI = 0.83–1.62

HR = 1.20

CI = 0.91–1.59

BMI (per 5 units)

HR = 0.98

CI = 0.52–1.83

HR = 0.90

CI = 0.52–1.55