Table 2 Univariate analysis of the association between baseline characteristics and in-hospital mortality.
Variable | OR (95%CI) | P value |
---|---|---|
Age, per one year increase | 1.066 (1.060, 1.072) | <0.0001 |
BMI, per 1 kg/m2 increase | 0.911 (0.892, 0.930) | <0.0001 |
SBP, per 1 mmHg increase | 0.979 (0.977, 0.982) | <0.0001 |
Heart rate, per 1 beat/min increase | 1.022 (1.019, 1.025) | <0.0001 |
Creatinine level, per 1 μmol/Lincrease | 1.006 (1.005, 1.006) | <0.0001 |
RBC, per 1 × 1012/L increase | 0.984 (0.982, 0.986) | <0.0001 |
WBC, per 1 × 109/L increase | 1.107 (1.093, 1.122) | <0.0001 |
K+, per 1 mmol/L increase | 1.557 (1.397, 1.736) | <0.0001 |
Na+, per 1 mmol/L increase | 0.984 (0.978, 0.989) | <0.0001 |
Male | 0.449 (0.397, 0.507) | <0.0001 |
ST-segment elevation | 1.269 (1.109, 1.452) | <0.0001 |
Anterior wall involvement | 1.510 (1.338, 1.703) | <0.0001 |
Fatal arrhythmia | 2.704 (2.283, 3.203) | <0.0001 |
Cardiac arrest | 6.412 (4.765, 8.628) | <0.0001 |
Killip classification | Â | <0.0001 |
  II vs. I | 2.431 (2.086, 2.834) |  |
  III vs. I | 4.505 (3.670, 5.529) |  |
  IV vs. I | 12.41 (10.36, 14.86) |  |
Medical history | ||
  Hypertension | 1.244 (1.103, 1.404) | <0.0001 |
  Hyperlipidemia | 0.544 (0.406, 0.729) | <0.0001 |
  Diabetes | 1.255 (1.087, 1.448) | 0.002 |
  Coronary artery disease | 0.419 (0.261, 0.673) | <0.0001 |
  Myocardial infarction | 1.226 (0.990, 1.519) | 0.062 |
  PCI | 0.683 (0.493, 0.948) | 0.023 |
  Heart failure | 3.002 (2.310, 3.903) | <0.0001 |
  Stroke | 1.733 (1.457, 2.063) | <0.0001 |
  COPD | 2.224 (1.621, 3.050) | <0.0001 |
Current smoker vs. non smoker | 0.384 (0.334, 0.442) | <0.0001 |