Table 1. Clinical characteristics and reasons for gastrectomy and operation details.
| Variable | Value (n=69) | |
|---|---|---|
| Age (yrs) | 58.6±10.6 | |
| Sex | ||
| Male | 44 (63.8) | |
| Female | 25 (36.2) | |
| BMI (kg/m2) | 24.2±3.2 | |
| ECOG | ||
| 0 | 59 (85.5) | |
| 1 | 9 (13.0) | |
| 2 | 1 (1.4) | |
| Tumor size in EGD (cm) | 1.6±0.7 | |
| Reason of gastrectomy (data was duplicated) | ||
| Tumor size >2 cm in preoperative EGD | 12 (17.4) | |
| Ulcer in preoperative EGD | 17 (24.6) | |
| SM invasion in preoperative EUS | 30 (43.5) | |
| Undifferentiated type in preoperative EGD biopsy | 34 (49.3) | |
| SM invasion in specimen from ESD | 2 (2.9) | |
| LVI in specimen from ESD | 8 (11.6) | |
| Approach | ||
| Open | 12 (17.4) | |
| Laparoscopy | 53 (76.8) | |
| Robot-assisted | 4 (5.8) | |
| Resection | ||
| Total gastrectomy | 10 (14.5) | |
| Distal gastrectomy | 59 (85.5) | |
| Extent of LN dissection | ||
| D1+ | 28 (40.6) | |
| D2 | 41 (59.4) | |
| Reconstruction | ||
| Billroth-I | 10 (14.5) | |
| Billroth-II | 48 (69.6) | |
| Roux-en-Y | 11 (15.9) | |
| OP time (min) | 209.7±44.0 | |
| EBL (mL) | 91.0±70.7 | |
| Color change of stomach after regional LN dissection | 0 (0) | |
| Duration to flatus (days) | 3.4±0.6 | |
| SOW (days) | 3.5±0.6 | |
| SD (days) | 5.6±0.7 | |
| Hospital stay (days) | 9.1±6.0 | |
| Complication | ||
| No | 56 (81.2) | |
| CDC I | 1 (1.4) | |
| CDC II | 7 (10.1) | |
| CDC IIIa | 4 (5.8) | |
| CDC IIIb | 1 (1.4) | |
Data are shown as mean±standard deviation or number (%).
BMI = body mass index; ECOG = Eastern Cooperative Oncology Group; EGD = esophagogastroduodenoscopy; EUS = endoscopic ultrasound; ESD = endoscopic submucosal dissection; SM = submucosa; LVI = lymphovascular invasion; LN = lymph node; OP = operation; EBL = estimated blood loss; SOW = sips of water; SD = soft diet; CDC = Clavien-Dindo classification.