Table 1.
Clinicopathologic characteristics
| Characteristic | LAG (n = 101) | OG (n = 101) | P value |
|---|---|---|---|
| Age, mean, year ± SD | 57.7 ± 10.5 | 59.9 ± 10.1 | 0.163 |
| Gender | 1.000 | ||
| Male | 54 (53.5%) | 53 (52.5%) | |
| Female | 47 (46.5%) | 48 (47.5%) | |
| BMI, mean, kg/m2± SD | 23.7 ± 1.1 | 23.7 ± 1.0 | 0.459 |
| Comorbidity | 27 (26.7) | 31 (30.7) | 0.571 |
| ASA score | 0.923 | ||
| 1 | 29 (28.7%) | 28 (27.7%) | |
| 2 | 54 (53.5%) | 52 (51.5%) | |
| 3 | 18 (17.8%) | 21 (20.8%) | |
| TNM stage | 0.528 | ||
| II | 58 (57.4%) | 60 (59.4%) | |
| III a | 24 (23.8%) | 23 (22.8%) | |
| III b | 19 (18.8%) | 18 (17.8%) | |
| Tumor location | 1.000 | ||
| Upper | 62 (61.4%) | 62 (61.4%) | |
| Middle | 10 (9.9%) | 10 (9.9%) | |
| Distal | 29 (28.7%) | 29 (28.7%) | |
| Operation mode | 1.000 | ||
| Total | 63 (62.4%) | 63 (62.4%) | |
| Distal | 38 (37.6%) | 38 (37.6%) | |
| Pathology | 0.845 | ||
| Undifferentiated | 58 (57.4%) | 60 (59.4%) | |
| Differentiated | 43 (42.6%) | 41 (40.6%) |
Data are presented as mean ± standard deviation or n (%).
ASA, American Society of Anesthesiologists; TNM, tumor, node, metastasis classification staging system, LAG, laparoscopy-assisted gastrectomy; OG, open gastrectomy.