Table 1 Descriptive data of the overall population and the subgroups with and without SSI
SSI group (n = 41) | Non-SSI group (n = 246) | Total (n = 287) | p | |||||
|---|---|---|---|---|---|---|---|---|
Mean | SD | Mean | SD | Mean | SD | |||
Age | y | 52.1 | 11.1 | 50.5 | 14.2 | 50.7 | 13.8 | 0.4 |
Weight | kg | 85.0 | 18.2 | 78.1 | 18.4 | 79.2 | 18.5 | 0.03 |
BMI | kg/m² | 27.7 | 5.1 | 26.7 | 5.4 | 26.8 | 5.4 | 0.2 |
n | % | n | % | n | % | |||
Sex | Male | 28 | 68.3 % | 113 | 45.9 % | 141 | 49.1 % | 0.01 |
Female | 13 | 31.7 % | 133 | 54.1 % | 146 | 50.9 % | ||
Comorbidities | None | 20 | 48.8 % | 136 | 55.3 % | 156 | 54.4 % | |
1–3 | 17 | 41.5 % | 95 | 38.6 % | 112 | 39.0 % | ||
4–5 | 3 | 7.3 % | 4 | 1.6 % | 7 | 2.4 % | ||
≥ 6 | 1 | 2.4 % | 7 | 2.9 % | 8 | 2.8 % | 0.2 | |
Diabetes mellitus | 5 | 12.2 % | 16 | 6.6 % | 21 | 7.3 % | 0.3 | |
Immunosuppression | 1 | 2.4 % | 3 | 1.2 % | 4 | 1.4 % | ||
Smoking | 16 | 39.0 % | 50 | 20.3 % | 66 | 23.0 % | 0.03 | |
Drug abuse | 7 | 17.1 % | 12 | 4.9 % | 19 | 6.6 % | 0.01 | |