Table 3 crude and adjusted hazard ratio of covariates associated with 1-year mortality in Cox regression analysis
Valid cases | Crude hazard ratio (95% CI) | Pvalue | Adjusted hazard ratio (95% CI) | Pvalue | |
|---|---|---|---|---|---|
Male gender | 4,116 | 0.68 (0.56-0.83) | <0.001 | 1.11 (0.88-1.41) | 0.354 |
Creatinine clearance | 4,116 | <0.001 | <0.001 | ||
Creatinine clearance ≥ 60 mL/min | Reference | Reference | |||
Creatinine clearance ≤30 < 60 mL/min | 5.31 (4.35-6.49) | 2.71 (2.09-3.51) | |||
Creatinie clearance < 30 mL/min | 15.37 (11.27-21.04) | 7.09 (4.82-10.44) | |||
Age – years | 4,116 | 1.07 (1.06-1.08) | <0.001 | 1.04 (1.03-1.06) | <0.001 |
Diabetes mellitus | 4,116 | 2.47 (1.95-3.13) | <0.001 | 1.77 (1.33-2.35) | <0.001 |
Hypertension | 4,047 | 1.26 (1.03-1.53) | 0.025 | 1.40 (1.11-1.76) | 0.004 |
Previous myocardial infarction | 4,043 | 1.99 (1.57-2.53) | <0.001 | 1.53 (1.14-2.07) | 0.006 |
Glycoprotein IIb/IIIa receptor blocker | 3,826 | 0.49 (0.40-0.61) | <0.001 | 0.68 (0.53-0.86) | <0.001 |
Multivessel disease | 4,011 | 2.32 (1.91-2.83) | <0.001 | 1.15 (0.90-1.46) | 0.265 |
Infarct related artery | 4,011 | <0.001 | 0.023 | ||
Right coronary artery | Reference | Reference | |||
Left anterior descending artery | 1.19 (0.96-1.48) | 1.31 (1.03-1.68) | |||
Left circumflex artery | 1.02 (0.74-1.40) | 1.24 (0.88-1.74) | |||
Left main | 4.02 (2.73-5.92) | 1.92 (1.20-3.08) | |||
Killip class | 4,030 | <0.001 | <0.001 | ||
I | Reference | Reference | |||
II | 2.32 (1.64-3.30) | 1.20 (1.20-2.69) | |||
III | 4.54 (3.17-6.51) | 1.68 (1.68-3.79) | |||
IV | 9.55 (7.32-12.46) | 1.86 (2.86-5.75) | |||
Duration of procedure - minutes | 4,100 | 1.01 (1.01-1.02) | <0.001 | 1.01 (1.00-1.01) | 0.007 |