| Surgical site infections (n = 93) | p-value | ||||
Survivors (n = 89) | Non-survivors (n = 4) | |||||
n | % | n | % | |||
Age, year | Mean ± SD | 57.2 ± 11.9 | 62.3 ± 16.2 | 0.413 | ||
Gender | Female | 29 | 32.6% | 1 | 25.0% | 1.000 |
Male | 60 | 67.4% | 3 | 75.0% | ||
Type of SSIs | Deep | 29 | 32.6% | 4 | 100.0% | 0.014* |
Superficial | 60 | 67.4% | 0 | 0.0% | ||
Isolated pathogen | Staphylococcus | 30 | 33.7% | 3 | 75.0% | 0.126 |
Non-Staphylococcus | 59 | 66.3% | 1 | 25.0% | ||
Site of SSIs | Sternal | 58 | 65.2% | 3 | 75.0% | 0.267 |
Lower limb | 22 | 24.7% | 0 | 0.0% | ||
Both | 9 | 10.1% | 1 | 25.0% | ||
Obesity | No | 57 | 64.0% | 2 | 50.0% | 0.621 |
Yes | 32 | 36.0% | 2 | 50.0% | ||
Diabetes mellitus | No | 20 | 22.5% | 2 | 50.0% | 0.237 |
Yes | 69 | 77.5% | 2 | 50.0% | ||
Type of cardiac surgery | Isolated CABG | 58 | 65.2% | 0 | 0.0% | 0.017* |
Isolated valve procedures | 16 | 18.0% | 1 | 25.0% | ||
Combined CABG and valve procedures | 14 | 15.7% | 3 | 75.0% | ||
Ascending Aorta replacement | 1 | 1.1% | 0 | 0.0% | ||
Emergency operation | No | 76 | 85.4% | 3 | 75.0% | 0.485 |
Yes | 13 | 14.6% | 1 | 25.0% | ||
Redo Surgery | No | 87 | 97.8% | 4 | 100.0% | 1.000 |
Yes | 2 | 2.2% | 0 | 0.0% | ||
Inotropic Score | Low | 32 | 36.0% | 2 | 50.0% | 1.000 |
Moderate | 33 | 37.1% | 1 | 25.0% | ||
High | 24 | 27.0% | 1 | 25.0% | ||
Surgical VAC | No | 51 | 57.3% | 2 | 50.0% | 1.000 |
Yes | 38 | 42.7% | 2 | 50.0% | ||
Wound closure | Secondary wound closure | 48 | 53.9% | 2 | 50.0% | 1.000 |
Sternal rewiring | 41 | 46.1% | 2 | 50.0% | ||
Duration of antibiotic, day | Median (IQR) | 17 (11 - 26) | 72.5 (65 - 99) | <0.001* |