| 组别 | 近端胃 (N = 49) (%) | 远端胃 (N = 77) (%) | c2/t值 | P值 |
| 年龄(岁) | 66.51 ± 8.03 | 62.74 ± 9.40 | 2.401 | 0.018 |
| 性别 | 3.313 | 0.069 | ||
| 女性 | 12 (24.5) | 31 (40.3) | ||
| 男性 | 37 (75.5) | 46 (59.7) |
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| 基础疾病 | ||||
| 高血压(n, %) | 24 (49.0) | 21 (27.3) | 6.145 | 0.013 |
| 糖尿病(n, %) | 7 (14.3) | 6 (7.8) | 0.753 | 0.386 |
| 脑梗塞(n, %) | 7 (14.3) | 4 (5.2) | 3.106 | 0.078 |
| BMI (Kg/m2) | 1.577 | 0.531 | ||
| <18.5 | 1 (2.0) | 3 (3.9) | ||
| 18.5~24.9 | 32 (65.3) | 50 (64.9) | ||
| ≥25 | 16 (32.7) | 24 (31.2) | ||
| 病变类型 | 9.065 | 0.011 | ||
| 隆起型 | 13 (26.5) | 41 (53.2) | ||
| 平坦型 | 9 (18.4) | 7 (9.1) | ||
| 凹陷型 | 27 (55.1) | 29 (37.7) | ||
| 病灶直径 | 0.094 | 0.760 | ||
| ≤2 cm | 26 (53.1) | 43 (55.8) | ||
| >2 cm | 23 (46.9) | 34 (44.2) | ||
| 合并溃疡 | 3 (6.1) | 18 (23.4) | 6.419 | 0.011 |
| 伴有肠化 | 42 (85.7) | 68 (88.3) | 0.182 | 0.669 |
| 组织类型 | 1.319 | 0.493 | ||
| HGIN | 4 (8.2) | 8 (10.4) | ||
| 分化型胃癌 | 40 (81.6) | 56 (72.7) | ||
| 未分化型胃癌 | 5 (10.2) | 13 (16.9) | ||
| 浸润深度 | 4.312 | 0.108 | ||
| M | 40 (81.6) | 70 (90.9) | ||
| SM1 | 8 (16.3) | 4 (5.2) | ||
| SM2 | 1 (2.0) | 3 (3.9) |