Table 1.
Patient characteristics
| Variables | All (n = 31) | Open surgery (n = 14) | Laparoscopic surgery (n = 17) | P value |
|---|---|---|---|---|
| Age (years)* | 72 (41–89) | 70 (47–89) | 73 (41–86) | 0.33 |
| Sex | 1.00 | |||
| Male | 18 | 8 | 10 | |
| Female | 13 | 6 | 7 | |
| Height (cm)* | 162.0 (140.0–174.0) | 162.5 (140.0–174.0) | 157.1 (140.0–170.4) | 0.83 |
| Weight (kg)* | 55.6 (33.6–76.2) | 51.3 (37.3–76.2) | 57.3 (33.6–73.7) | 0.53 |
| Body mass index (kg/m2)* | 21.3 (15.3–30.8) | 20.8 (16.0–27.2) | 21.3 (15.3–30.8) | 0.35 |
| Body surface area (m2)* | 1.6 (1.2–1.9) | 1.5 (1.2–1.9) | 1.6 (1.2–1.8) | 0.71 |
| Diseases | 0.07 | |||
| Colon cancer | 17 | 6 | 11 | |
| Rectal cancer | 7 | 1 | 6 | |
| Perforation of the colon | 3 | 3 | 0 | |
| Malignant lymphoma | 1 | 1 | 0 | |
| Crohn’s disease | 1 | 1 | 0 | |
| Ulcerative colitis | 1 | 1 | 0 | |
| Necrosis of the colon | 1 | 1 | 0 | |
| Operating room | 0.08 | |||
| A | 1 | 1 | 0 | |
| B | 1 | 1 | 0 | |
| C | 1 | 0 | 1 | |
| D | 22 | 7 | 15 | |
| E | 6 | 5 | 1 | |
| Operating time (min)* | 192 (87–509) | 172 (87–509) | 201 (131–257) | 0.58 |
*Median (range)