Table 1.
Patient demographic data
| Factor | Conventional group (n=20) | SILS group (n=19) | P-value |
|---|---|---|---|
| Age (years) | 59.7±10.6 | 54.1±11.2 | 0.316 |
| Sex | 0.093 | ||
| Male | 8 (40%) | 3 (15.8%) | |
| Female | 12 (60%) | 16 (84.2%) | |
| BMI | 20.7±1.4 | 20.9±1.0 | 0.532 |
| Tumor site | 0.90 | ||
| F | 8 (40%) | 9 (47.4%) | |
| B, G | 2 (10%) | 3 (15.8%) | |
| B, L | 5 (25%) | 4 (21.1%) | |
| A | 1 (5%) | 1 (5.3%) | |
| P | 4 (20%) | 2 (10.5%) | |
| Tumor size (cm) | 2.6±1.7 | 2.8±1.7 | 0.716 |
| <2.0 | 10 (50%) | 7 (36.8%) | 0.641 |
| 2.1–5.0 | 9 (45%) | 10 (52.6%) | |
| 5.1–10 | 1 (5%) | 2 (10.5%) | |
| >10 | 0 | 0 | |
| Malignant risk | 0.916 | ||
| Extremely low | 7 (35%) | 7 (36.8%) | |
| Low | 10 (50%) | 10 (52.6%) | |
| Intermediate | 3 (15%) | 2 (10.53%) | |
| High | 0 | 0 |
Abbreviations: A, anterior wall of stomach; B, body of stomach; BMI, body mass index; F, fundus of stomach; G, greater gastric curvature; L, lesser gastric curvature; P, posterior wall of stomach; SILS, single-incision laparoscopic surgery.