TABLE 2.
Extrenteral manifestations and complications of UC with different types of H. pylori infection
| Total (n = 322) |
Type I H. pylori infection group (n = 91） |
Type II H. pylori infection group (n = 58） |
H. pylori-negative group (n = 173） |
Statistical value (χ2） |
P valuea | |
|---|---|---|---|---|---|---|
| Extraintestinal manifestation | ||||||
| Joint lesions | 25 (7.8%) | 2 (2.2%） | 4 (6.9%） | 19 (3.7%） | 5.454 | 0.023* |
| Cutaneous mucosal manifestations | 13 (4%) | 3 (3.3%） | 3 (5.2%） | 7 (4.1%） | 0.322 | 0.485 |
| Ocular lesions | 4 (1.2%) | 1 (1.1%） | 0 (0%） | 3 (1.7%） | - | - |
| Liver and biliary diseases | 67 (20.8%) | 15 (16.5%） | 17 (29.3%） | 35 (20.2%） | 3.612 | 0.353 |
| Thromboembolic diseases | 4 (1.2%) | 1 (1.1%） | 1 (1.7%） | 2 (1.2%） | - | - |
| Complication | ||||||
| Intestinal perforation | 5 (1.6%) | 1 (1.1%） | 0 (0%） | 4 (2.3%） | - | - |
| Intraepithelial neoplasia | 8 (2.5%) | 3 (3.3%） | 3 (5.2%） | 2 (1.2%） | 3.238 | 0.151 |
| Canceration | 2 (0.6%) | 0 (0%） | 0 (0%） | 2 (1.2%） | - | - |
a
Comparison between the three groups, *P<0.05; -: not tested for cells containing observed frequencies of 1 or 0.