Table 1. Comparison of baseline characteristics between the ArtiSential® and prebent groups.
| Variables | Type of instrument | P-value | ||
|---|---|---|---|---|
| Prebent* (n=25) | ArtiSential®† (n=17) | |||
| Age at operation (yr) | 60.9±2.5 | 55.4±2.8 | 0.191 | |
| Sex | 0.253 | |||
| Male | 17 (68.0) | 9 (52.9) | ||
| Female | 8 (32.0) | 8 (47.1) | ||
| BMI (kg/m2) | 21.6±0.4 | 22.8±0.8 | 0.299 | |
| History of abdominal surgery | 3 (12.0) | 2 (11.8) | 0.683 | |
| History of ESD | 6 (24.0) | 4 (23.5) | 0.634 | |
| ASA score | 0.215 | |||
| 1 | 1 (4.0) | 1 (5.9) | ||
| 2 | 15 (60.0) | 14 (82.4) | ||
| 3 | 9 (36.0) | 2 (11.8) | ||
| Follow-up period (mon) | 8.1±1.1 | 7.1±1.4 | 0.493 | |
Data are expressed as number (%) or means±standard errors.
BMI = body mass index; ESD = endoscopic submucosal dissection; ASA = American Society of Anesthesiologists.
*Patients who underwent single-port laparoscopic distal gastrectomy (SP-LDG) using a prebent grasper (Olympus Medical Systems Corp., Tokyo, Japan) during lymphadenectomy; †Patients who underwent SP-LDG with the ArtiSential® grasper (LivsMed, Seongnam, Korea) during lymphadenectomy.