Table 4.
Baseline characteristics and tumor locations after propensity score matching.
| Group PDM (n = 80) | Group Non-PDM (n = 80) | P value | |
|---|---|---|---|
| Age (years)a | 65 (57-73.8) | 63 (55-71) | 0.461 |
| Gender (%) | 0.872 | ||
| Male | 48 (60.0) | 47 (58.8) | |
| Female | 32 (40.0) | 33 (41.3) | |
| BMIa | 23.5 (21.7-25.2) | 23.0 (21.0-25.9) | 0.507 |
| Albumin (g/dL)a | 3.9 (3.7-4.1) | 4.0 (3.7-4.3) | 0.250 |
| Smoking within a year (%) | 21 (26.3) | 18 (22.5) | 0.581 |
| Preoperative Ileus (%) | 18 (22.5) | 16 (20.0) | 0.699 |
| Diabetes Mellitus (%) | 12 (15.0) | 13 (16.3) | 0.828 |
| Coronary artery disease (%) | 8 (10.0) | 8 (10.0) | 1 |
| ASA Grade (%) | 0.755 | ||
| 1 | 2 (2.5) | 3 (3.8) | |
| 2 | 46 (57.5) | 49 (61.3) | |
| 3 | 32 (40.0) | 28 (35.0) | |
| Neoadjuvant therapy received (%) | 8 (10.0) | 7 (8.8) | 0.786 |
| Treatment modality (%) | 1.000 | ||
| Robotic | 23 (28.8) | 23 (28.8) | |
| Laparoscopy | 57 (71.3) | 57 (71.3) | |
| Distance between tumor and AV (cm)a | 10 (6.3-18) | 10 (5.1-18) | 0.605 |
| Positive air leak test | 3 (3.8) | 4 (5.0) | 0.699 |
| Diverting stoma (%) | 14 (17.5) | 10 (12.5) | 0.376 |
| Transanal tube (%) | 24 (30.0) | 34 (42.5) | 0.100 |
| Stapled Functional end to end anastomosis (%) | 80 (100.0) | 80 (100.0) | |
| UICC stage (%) | 0.285 | ||
| I | 17 (21.3) | 12 (15.0) | |
| II | 37 (46.3) | 35 (43.8) | |
| III | 17 (21.3) | 27 (33.8) | |
| IV | 9 (11.3) | 6 (7.5) |
Values in parentheses are percentages, unless indicated otherwise; a values are median (interquartile range: 25-75th percentile).
ASA, American Society of Anaesthesiologists physical status classification; AV, anal verge; BMI, Body mass index; PDM, pre-division of the mesentery; UICC, Union for International Cancer Control.