Table 1.
Clinical characteristics of patients between SSI and non-SSI group.
| Entire cohort (n = 374) | Propensity-matched cohort (n = 110) | |||||
|---|---|---|---|---|---|---|
| SSI (n = 73) | Non-SSI (n = 301) | p | SSI (n = 55) | Non-SSI (n = 55) | p | |
| Male (n, %) | 49 (67.1%) | 191 (63.4%) | 0.79 | 36 (65.4%) | 34 (61.8%) | 0.84 |
| Age (years) | 68.3 ± 7.8 | 60.4 ± 8.3 | 0.023* | 66.9 ± 11.6 | 64.3 ± 11.1 | 0.24 |
| BMI (kg/m2) | 25.6 ± 3.9 | 22.3 ± 2.9 | 0.027* | 24.2 ± 3.1 | 23.1 ± 3.8 | 0.53 |
| Past abdominal surgical history (n, %) | 30 (41.1%) | 76 (25.2%) | 0.0091* | 15 (27.2%) | 15 (27.2%) | 1.00 |
| Tobacco usage (n, %) | 22 (30.1%) | 32 (10.6%) | 0.0001* | 8 (14.5%) | 6 (10.9%) | 0.78 |
| Comorbidity (n, %) | 0.011* | 0.78 | ||||
| Diabetes mellitus | 15 (20.5%) | 58 (19.2%) | – | 11 (20.0%) | 12 (21.8%) | – |
| Hypertension | 30 (41.1%) | 101 (33.5%) | – | 22 (40.0%) | 18 (32.7%) | – |
| Others | 21 (28.8%) | 28 (9.3%) | – | 4 (7.3%) | 5 (9.1%) | – |
| Tumor location (n, %) | 0.0024* | 0.16 | ||||
| Ascending | 30 (41.1%) | 73 (24.3%) | – | 21 (38.2%) | 15 (27.2%) | – |
| Transverse | 6 (8.2%) | 13 (4.3%) | – | 4 (7.3%) | 5 (9.1%) | – |
| Descending | 9 (12.3%) | 27 (9.0%) | – | 5 (9.1%) | 1 (1.8%) | – |
| Sigmoid | 28 (38.4%) | 188 (62.4%) | – | 25 (45.5%) | 34 (61.8%) | – |
| Tumor stage (n, %) | 0.0001* | 0.21 | ||||
| Stage I | 8 (10.9%) | 28 (9.3%) | – | 6 (10.9%) | 5 (9.1%) | – |
| Stage II | 24 (32.9%) | 179 (59.5%) | – | 17 (30.9%) | 26 (47.3%) | – |
| Stage III | 41 (56.2%) | 94 (31.2%) | – | 32 (58.2%) | 24 (43.6%) | – |
*
Significant statistical difference.