Table 1.
Clinicopathological characteristics of CRC patients with severe complications or not
| Parameters | Postoperative severe complications | p value | |
|---|---|---|---|
| No (n = 155) | Yes (n = 38) | ||
| Age (year) | 52.5 ± 11.7 | 57.2 ± 12.1 | 0.029* |
| Gender, n (%) | |||
| Male | 92 (59.4) | 24 (63.2) | |
| Female | 63 (40.6) | 14 (36.8) | 0.67 |
| BMI (kg/m2) | 20.9 ± 1.3 | 20.6 ± 1.5 | 0.218 |
| Comorbidities, n (%) | |||
| Hypertension | 28 (18.1) | 13 (34.2) | 0.029* |
| Diabetes mellitus | 18 (11.6) | 6 (15.8) | 0.48 |
| Smoking status, n (%) | |||
| Current smoker | 17 (11.0) | 7 (18.4) | |
| History of smoking | 14 (9.0) | 5 (13.2) | |
| Never | 124(80.0) | 26(68.4) | 0.30 |
| ASA class, n (%) | |||
| II | 121 (78.1) | 28 (73.7) | |
| III | 34 (21.9) | 10 (26.3) | 0.56 |
| Previous abdominal surgery, n (%) | 38 (24.5) | 16 (42.1) | 0.030* |
| Tumor location, n (%) | |||
| Colon | 90 (58.1) | 20 (52.6) | |
| Rectum | 65 (41.9) | 18 (47.4) | 0.54 |
| AJCC stage, n (%) | |||
| I–II | 88 (56.8) | 18 (47.4) | |
| III | 67 (43.2) | 20 (52.6) | 0.30 |
| Duration of operation (min) | 203.4 ± 30.1 | 215.4 ± 41.2 | 0.043* |
| Estimated blood loss (mL) | 180 (60–710) | 240 (80–850) | 0.032* |
| Intraoperative fluid utilization (mL) | 1800 (1300–3100) | 1900 (1400–2900) | 0.28 |
| Number of lymph nodes resection | 10.7 ± 5.2 | 10.9 ± 5.8 | 0.836 |
| Perioperative blood transfusion, n (%) | 34 (21.9) | 15 (39.5) | 0.026* |
| Time to first flatus (d) | 3.0 ± 0.6 | 3.1 ± 0.9 | 0.410 |
CRC colorectal cancer, BMI body mass index, ASA American Society of Anesthesiologists, AJCC American Joint Committee on Cancer. p values were calculated by chi-square test, Fisher’s exact test, Mann–Whitney U, or t test. *p value < 0.05