Table 3 Clinicopathologic characteristics of metachronous neoplasm after endoscopic resection of gastric neoplasm between the single and the multiple group
|  | Single group (n = 119) | Multiple group (n = 33) | P |
|---|---|---|---|
Age (median, range) | 63 (44–83) | 66 (48–81) | 0.035 |
Gender | Â | Â | 0.965 |
 Male, n (%) | 87 (73.1%) | 24 (72.7%) |  |
 Female, n (%) | 32 (26.9%) | 9 (27.3%) |  |
Cancer, n (%) | 62 (52.1%) | 17 (51.5%) | 0.952 |
Tumor location | Â | Â | 0.414 |
 Upper, n (%) | 6 (5.0%) | 0 (0%) |  |
 Middle, n (%) | 36 (30.3%) | 10 (30.3%) |  |
 Lower, n (%) | 77 (64.7%) | 23 (69.7%) |  |
Macroscopic type | Â | Â | 0.197 |
 Depressed, n (%) | 13 (10.9%) | 0 (0%) |  |
Diameter, cm (median, range) | 12 (2–65) | 14 (1–36) | 0.411 |
Depth of invasion | Â | Â | 0.954 |
 Mucosa, n (%) | 114 (95.8%) | 32 (97%) |  |
 Submucosa, n (%) | 5 (4.2%) | 1 (3.0%) |  |
Helicobacter pylori | |||
 Positive rate, n (%) | 61 (51.3%) | 14 (42.4%) | 0.579 |
 Eradication rate, n (%) | 36 (30.5%) | 8 (24.2%) | 0.512 |
Time to recur (months), (median and range) | 47 (12–155) | 24 (12–100) | 0.451 |