Table 6.
Operative Outcomes and postoperative complication in rectal cancer.
| Group PDM (before PSM n=56) | Group Non-PDM (before PSM n=190) | P value | Group PDM (after PSM n=56) | Group Non-PCM (after PSM n=56) | P value | |
|---|---|---|---|---|---|---|
| Duration of surgery (min)a | 240 (176.3-287.5) | 215 (180-250.5) | 0.098 | 240 (176.3-287.5) | 205 (181.3-244.3) | 0.155 |
| Intraoperative blood loss (ml)a | 50 (30-90) | 50 (30-62.5) | 0.955 | 50 (30-90) | 50 (30-50) | 0.886 |
| Hospital stay (days)a | 8 (7-9.8) | 8 (7-11) | 0.033 | 8 (7-9.8) | 9 (7-11.8) | 0.047 |
| Postoperative complications (%) | 13 (23.2) | 104 (54.7) | 0.000 | 13 (23.2) | 36 (64.3) | 0.000 |
| Anastomotic leakage (%) | 0 (0) | 21 (11.1) | 0.009 | 0 (0) | 6 (10.7) | 0.012 |
| Grade B (%) | 0 (0) | 15 (7.9) | 0.030 | 0 (0) | 4 (7.1) | 0.042 |
| Grade C (%) | 0 (0) | 6 (3.2) | 0.178 | 0 (0) | 2 (3.6) | 0.154 |
Values in parentheses are percentages, unless indicated otherwise; a values are median (interquartile range: 25-75th percentile). PDM: pre-division of the mesentery. PSM: propensity score matching.