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Clinical characteristics of the included patients.
| Total (n = 1004) n (%) | LNM (−) (n = 881) n (%) | LNM (+) (n = 123) n (%) | P value | |
|---|---|---|---|---|
| Mean ages (years ± Sd) | 59.65 ± 11.09 | 60.23 ± 10.88 | 55.50 ± 11.10 | <0.001 |
| ≦40 | 57 (5.7%) | 40 (4.5%) | 17 (13.8%) | |
| 40–49 | 139 (13.8%) | 116 (13.2%) | 23 (18.7%) | |
| 50–59 | 311 (31.0%) | 276 (31.3%) | 35 (28.5%) | |
| ≧60 | 497 (49.6%) | 449 (51.0%) | 48 (39.0%) | |
| Male/female | 720/284 | 651/230 | 69/54 | <0.001 |
| H. pylori infection | 783 (78.0%) | 652 (74.9%) | 97 (78.9%) | <0.001 |
