Table 1.
Baseline characteristics of patients for 30-day mortality.
| Variables | 30-day mortality (n = 193) | 30-day survivors (n = 551) | Hazard ratio (95% CI) | p value |
|---|---|---|---|---|
| Age (years) | 58.5 ± 13.1 | 51.8 ± 11.6 | 1.04 (1.03-1.06) | <0.001 |
| Male gender | 140 (72.5) | 431 (78.2) | 0.73 (0.53-1.00) | 0.051 |
| BMI | 24.70 ± 4.16 | 24.30 ± 3.77 | 1.027 (0.97-1.09) | 0.350 |
| Smoker | 80 (41.4) | 277 (50.2) | 1.38 (1.04, 1.84) | 0.028 |
| Alcohol consumption | 72 (37.3) | 229 (41.5) | 1.16 (0.86-1.55) | 0.327 |
| Diabetes mellitus | 6 (3.1) | 22 (3.9) | 1.39 (0.62-3.13) | 0.429 |
| Hypertension | 147 (76.1) | 415 (75.3) | 1.04 (0.75-1.45) | 0.819 |
| Marfan syndrome | 4 (2.0) | 13 (2.3) | 1.08 (0.40-2.92) | 0.874 |
| SBP (mmHg) | 137.8 ± 30.0 | 140.8 ± 28.7 | 1.00 (0.99-1.00) | 0.166 |
| DBP (mmHg) | 76.6 ± 16.9 | 75.5 ± 16.4 | 1.00 (0.99-1.01) | 0.584 |
| PP (mmHg) | 61.2 ± 22.2 | 65.4 ± 21.7 | 0.99 (0.98-1.00) | 0.026 |
| Heart rate (beats/min) | 82.3 ± 16.8 | 82.3 ± 16.8 | 1.01 (1.00-1.02) | 0.085 |
| D-dimer (mg/L) | 17.0 (6.7, 20.0) | 10.9 (3.7, 20.0) | 1.03 (1.00-1.05) | 0.024 |
| WBC | 12.8 (10.0, 15.0) | 11.7 (9.4, 14.3) | 1.02 (0.98-1.06) | 0.082 |
| Serum creatinine (umol/L) | 91.6 (71.4, 133.0) | 85.8 (68.1, 123.0) | 1.00 (1.00-1.00) | 0.004 |
| Total protein (g/dL) | 62.7 ± 7.2 | 63.8 ± 6.9 | 0.98 (0.96-1.00) | 0.055 |
| Surgical intervention | 101 (52.3) | 549 (99.6) | 0.04 (0.03-0.05) | <0.001 |
Values are reported as mean ± SD, n (%) or median (IQR). BMI: body mass index; SBP: systolic blood pressure; DBP: diastolic blood pressure; PP: pulse pressure; WBC: white blood cell.