Table 1.
Comparisons of backgrounds between patients after laparoscopic surgery and open surgery
| Laparoscopic (n = 115) | Open (n = 54) | P ‐value | |
|---|---|---|---|
| Age at operationa (y) | 69 (60–73) | 71 (66‐77) | .012 |
| Gender (n) | |||
| Male | 71 | 32 | |
| Female | 44 | 22 | .758 |
| Tumor site (n) | |||
| Colon/rectosigmoid | 84 | 45 | |
| Rectum | 31 | 9 | .142 |
| Pathological stage (n) | |||
| 0‐I | 43 | 10 | |
| II‐IV | 72 | 44 | .014 |
| Duration of operationa | 218 (180‐282) | 175 (126‐250) | <.001 |
| Intraoperative bleedinga | 30 (10‐70) | 200 (60‐450) | <.001 |
| Preoperative anticoagulant therapy (n) | |||
| Not performed | 111 | 48 | |
| Ceased | 4 | 6 | .05 |
| Postoperative anticoagulant therapy 9n) | |||
| Not performed | 15 | 12 | |
| Incomplete | 3 | 2 | |
| Completed | 97 | 40 | .277 |
| Postoperative SSI (n) | |||
| Absent | 105 | 47 | |
| Present | 10 | 7 | .39 |
| Postoperative VTE (n) | |||
| Absent | 114 | 53 | |
| Present | 1 | 1 | .538 |
Abbreviations: SSI, surgical‐site infection; VTE, venous thromboembolism.
a
Values show medians (interquartile ranges).