Table 1.
Distribution of clinical variables by H. pylori status
| H. pylori positive N = 366 | H. pylori negative N = 890 | P value | |
|---|---|---|---|
| Gastric lesions |
|
|
|
| - No gastric lesion, n (%) |
8 (2) |
691 (78) |
<0.001 |
| - Chronic Active Gastritis, n (%) |
305 (83) |
62 (7) |
|
| - Intestinal metaplasia, n (%) |
46 (13) |
98 (11) |
|
| - Other lesions, n (%) |
7 (2) |
35 (4) |
|
| Polyp, no (%)1 |
158 (43) |
298 (34) |
0.001 |
| Polyp size in cm, mean (SD)1* |
0.2 (0.15) |
0.2 (0.15) |
0.2 |
| Polyp Histology* |
|
|
|
| - Advanced Adenoma, n (%) |
21 (13) |
32 (11) |
0.6 |
| - Non-advanced adenoma, n (%) |
87 (55) |
160 (54) |
|
| - Hyperplastic polyp, n (%) |
50 (32) |
106 (36) |
|
| Polyp Location1* |
|
|
|
| - Right side, n (%) |
51 (32) |
95 (32) |
0.9 |
| - Left side, n (%) |
84 (53) |
164 (55) |
|
| - Both sides, n (%) | 23 (15) | 38 (13) |
1“Polyp” label in this table includes adenoma and hyperplastic polyp.
*Among subjects with polyps.