Table 1.
The demographic information of all patients
| Aseptic (n = 59) | DSSI (n = 24) | t/χ2 values | P value | |
|---|---|---|---|---|
| CCI | 0.71 ± 0.45 | 0.67 ± 0.48 | 0.402 | 0.688 |
| BMI(kg/m2) | 22.76 ± 2.01 | 23.55 ± 1.85 | − 1.656 | 0.102 |
| Gender (male) | 32(54.24%) | 10(41.67%) | 1.079 | 0.299 |
| Age (years) | 56.86 ± 10.08 | 60.13 ± 10.23 | − 1.330 | 0.187 |
| Smoking history (positive) | 19(32.20%) | 6(25.00%) | 0.421 | 0.517 |
| Alcohol history (positive) | 9(15.25%) | 2(8.33%) | 0.236 | 0.627 |
| Disease type | 1.414 | 0.547 | ||
| LDH | 25 | 8 | ||
| LSS | 21 | 12 | ||
| DLS | 13 | 4 |
DSSI deep surgical site infection, CCI Charlson Comorbidity Index, BMI body mass index, LDH lumbar disc herniation, LSS lumbar spinal stenosis, DLS degenerative lumbar spondylolisthesis