Table 1.
Baseline Clinicopathologic Characteristics of the 257 Patients Who Underwent Endoscopic Resection of Gastric Neoplasms
| Characteristic | Value |
|---|---|
| Age, yr | 61.8±9.4 |
| Sex | |
| Male | 183 (71.2) |
| Female | 74 (28.8) |
| Family history of gastric cancer* | |
| No | 199 (77.4) |
| Yes | 50 (19.5) |
| Smoking status | |
| Never | 102 (39.7) |
| Past | 113 (44.0) |
| Current | 42 (16.3) |
| H. pylori infection status | |
| Never | 30 (11.7) |
| Past | 69 (26.8) |
| Current | 158 (61.5) |
| Gastric atrophy by serum pepsinogen test* | |
| Not severe | 209 (81.3) |
| Severe† | 44 (17.1) |
| IM (antrum) | |
| Absent or mild | 125 (48.6) |
| Moderate or severe | 132 (51.4) |
| IM (body) | |
| Absent or mild | 188 (73.2) |
| Moderate or severe | 69 (26.8) |
| Type of gastric neoplasm | |
| Low-grade dysplasia | 113 (44.0) |
| High-grade dysplasia | 25 (9.7) |
| Early gastric cancer | 119 (46.3) |
| No. of neoplasm | |
| Single | 239 (93.0) |
| Multiple | 18 (7.0) |
| Location of neoplasm | |
| Upper or middle third | 63 (24.5) |
| Lower third | 194 (75.5) |
| Size of neoplasm, cm | 1.2±0.8 |
| Type of endoscopic resection | |
| Endoscopic mucosal resection | 164 (63.8) |
| Endoscopic submucosal dissection | 93 (36.2) |
Data are presented as mean±SD or number (%).
H. pylori, Helicobacter pylori; IM, intestinal metaplasia.
*
The data regarding the family history of gastric cancer were missing in eight patients, and the serum pepsinogen test was not performed in four patients;
†
Severe atrophy was defined as pepsinogen I ≤30 and pepsinogen I/II ≤2.0.