Table 1.
Comparison of demographic and other characteristics between the gastric resection and no-resection groups. There were statistically significant differences in operation time, estimated amount of bleeding, initial oral intake, and complication rate
| Characteristics | All (n = 72) | Gastric resection group (n = 44) | No-resection group (n = 28) | p value |
|---|---|---|---|---|
| Age | 68 (22–87) | 68 (32–87) | 68 (22–87) | 0.218 |
| Gender (male to female ratio) | 50:22 | 28:16 | 22:6 | 0.180 |
| PS ≥ 2 | 8 (11.1 %) | 5 (11.4 %) | 3 (10.8 %) | 0.931 |
| ASA-PS ≥2 | 43 (59.7 %) | 26 (59.1 %) | 17 (60.8 %) | 0.891 |
| Residual stomach cancer | 3 (41.7 %) | 2/44 (4.5 %) | 1/28 (3.6 %) | 0.840 |
| Incurable factor (P:CY:LN:H (include overlap)) | 38:38:11:4 | 21:24:7:2 | 17:14:4:2 | – |
| Histological classifications(por:sig:tub:others) | 36:12:21:3 | 20:6:16:2 | 16:6:5:1 | 0.371 |
| Resection of other organs | Liver;4, T/C;3 sp;1, GB;7 | Liver;4, T/C;2, spleen;1, GB;6 | T/C 2; GB;1 | – |
| Operation time (min) | 225 (49–566) | 254 (164–498) | 115 (49–566) | <0.01 |
| Estimated amount of bleeding (ml) | 120 (0–1464) | 266 (0–1457) | 20 (0–1464) | <0.01 |
| Initial oral intake (POD) | 5 (1–8) | 6 (2–7), impossible 1 | 4 (1–8) | <0.01 |
| Complications rate (Clavian-Dindo ≥ II) | 14 (19.4 %) | 12 (27.3 %) (II:5, IIIa:6, V:1) | 2 (7.1 %) (II:2) | 0.036 |
| Postoperative chemotherapy | 56 (77.8 %) | 35 (79.5 %) | 21 (75.0 %) | 0.651 |
| Obstruction symptoms | 4 (5.6 %) | 2 (4.5 %) | 2 (7.1 %) | 0.639 |
PS performance status, ASA-PS ASA physical status, por poorly differentiated adenocarcinoma, sig signet cell adenocarcinoma, tub tubular adenocarcinoma, POD postoperative days, T/C transverse colon, GB gallbladder