Table 1.
Clinicopathological characteristics of obese and non-obese gastric cancer patients.
| Variables | Total | Obese patients (n = 285) | Non-obese patients (n = 1251) | P value |
|---|---|---|---|---|
| Gender | ||||
| Female | 503 |
73 (26%) |
430 (34%) |
0.004 |
| Male | 1033 |
212 (74%) |
821 (66%) |
|
| Age | ||||
| < 75 | 1194 |
220 (77%) |
974 (78%) |
0.813 |
| ≥ 75 | 342 |
65 (23%) |
277 (22%) |
|
| Albumin (g/dl) | ||||
| < 3 | 168 |
25 (9%) |
143 (11%) |
0.208 |
| ≥ 3 | 1368 |
260 (91%) |
1108 (89%) |
|
| Hemoglobin (g/dl) | ||||
| < 8 | 115 |
20 (7%) |
95 (8%) |
0.804 |
| ≥ 8 | 1421 |
265 (93%) |
1156 (92%) |
|
| Cardiovascular disease | ||||
| ( − ) | 1091 |
176 (62%) |
915 (73%) |
< 0.001 |
| ( +) | 445 |
109 (38%) |
336 (27%) |
|
| Digestive disease | ||||
| ( − ) | 1137 |
219 (77%) |
918 (73%) |
0.261 |
| ( +) | 399 |
66 (23%) |
333 (27%) |
|
| Endocrine and autoimmune disease | ||||
| ( − ) | 1285 |
223 (78%) |
1062 (85%) |
0.008 |
| ( +) | 251 |
62 (22%) |
189 (15%) |
|
| Hepatic disease | ||||
| ( − ) | 1442 |
269 (94%) |
1173 (94%) |
0.785 |
| ( +) | 94 |
16 (6%) |
78 (6%) |
|
| Neurological disease | ||||
| ( − ) | 1460 |
277 (97%) |
1183 (95%) |
0.069 |
| ( +) | 76 |
8 (3%) |
68 (5%) |
|
| Renal and urologic disease | ||||
| ( − ) | 1498 |
281 (99%) |
1217 (97%) |
0.289 |
| ( +) | 38 |
4 (1%) |
34 (3%) |
|
| Respiratory disease | ||||
| ( − ) | 1472 |
275 (97%) |
1197 (96%) |
0.624 |
| ( +) | 64 |
10 (3%) |
54 (4%) |
|
| p Stage | ||||
| I | 1037 |
195 (68%) |
842 (67%) |
0.779 |
| II + III | 499 |
90 (32%) |
409 (33%) |
|
| Surgical approach | ||||
| Open | 1051 |
198 (70%) |
853 (68%) |
0.724 |
| Lap | 485 |
87 (30%) |
398 (32%) |
|
| Lymphadenectomy | ||||
| D2 ≤ | 707 |
126 (44%) |
581 (46%) |
0.511 |
| < D2 | 829 |
159 (56%) |
670 (54%) |
|
| PAICa | ||||
| ( − ) | 1396 |
254 (89%) |
1142 (91%) |
0.255 |
| ( +) | 140 |
31 (11%) |
109 (9%) |
|
aPostoperative abdominal infectious complications: anastomotic leakage, pancreatic fistula, and intra-abdominal abscess in grade II or higher of Clavien–Dindo classification.