Table 5. Univariate and multivariate analyses for a composite of all-cause mortality, re-MI, TVR, bypass surgery, and stroke .
| Univariate analysis | Multivariate analysis | ||||
| HR (95% CI) | p-value* | HR (95% CI) | p-value* | ||
| DTB time < 45 minutes | 2.17 (1.33, 3.55) | < 0.01* | DTB time < 45 minutes | 2.21 (1.33, 3.68) | < 0.01* |
| 45 ≤ DTB time < 90 minutes | 1 | 45 ≤ DTB time < 90 minutes | 1 | - | |
| 90 ≤ DTB time < 135 minutes | 1.55 (0.96, 2.49) | 0.07 | 90 ≤ DTB time < 135 minutes | 1.44 (0.88, 2.36) | 0.15 |
| DTB time ≥ 135 minutes | 1.50 (0.96, 2.34) | 0.07 | DTB time ≥ 135 minutes | 1.31 (0.82, 2.08) | 0.26 |
| Age | 1.04(1.02, 1.05) | < 0.01* | Age | 1.03 (1.02, 1.05) | < 0.01* |
| Male | 0.62 (0.41, 0.93) | 0.02* | Killip class | 0.53 (0.35, 0.79) | < 0.01* |
| BMI | 0.96 (0.92, 1.01) | 0.13 | I | ||
| Weekend procedure | 1.06 (0.75, 1.51) | 0.74 | II | 0.67 (0.41, 1.11) | 0.12 |
| Killip class | III/IV | 1 | - | ||
| I | 0.41 (0.28, 0.60) | < 0.01* | |||
| II | 0.54 (0.34, 0.88) | 0.01* | |||
| III/IV | 1 | ||||
| Dyslipidemia | 0.64 (0.44, 0.94) | 0.02* | Dyslipidemia | 0.64 (0.42, 0.95) | 0.03* |
| Hypertension | 1.29 (0.92, 1.80) | 0.14 | |||
| Diabetes | 1.56 (1.11, 2.19) | < 0.01* | Diabetes | 1.28 (0.89, 1.84) | 0.18 |
| Current smoker | 0.66 (0.47, 0.92) | 0.01* | |||
| FH of vascular disease | 0.53 (0.31, 0.90) | 0.02* | |||
| Systolic blood pressure | 1.00 (0.99, 1.00) | 0.07 | |||
| Diastolic blood pressure | 0.99 (0.98, 1.00) | < 0.01* | Diastolic blood pressure | 0.99 (0.98, 1.00) | 0.05* |
| Heart rate | 1.01 (1.00, 1.02) | < 0.01* | Heart rate | 1.01 (1.00, 1.02) | 0.01* |
CI, conference interval; DTB, door to balloon; HR, hazard ratio; TVR, target vessel revascularization.
* Risk for cardiovascular events using univariate and multivariate analyses.