Table 3.
Expression of OSM in different types of gastric mucosal lesions.
| N = 228 | OSM < 2 (n = 38) | OSM ≤ 6 and OSM ≥ 2 (n = 150) | OSM > 6 (n = 40) | Pearson's chi-squared test |
|---|---|---|---|---|
| Gastritis (n = 65)a,b,c,d,e | 27 (41.5%) | 38 (58.5%) | 0 (0%) | P < 0.001 |
| IM (n = 45)f,g,h | 3 (6.7%) | 41 (91.1%) | 1 (2.2%) | |
| LGIN (n = 22)i,j | 3 (13.6%) | 16 (72.7%) | 3 (13.6%) | |
| HGIN (n = 46)k | 0 (0%) | 28 (60.9%) | 18 (39.1%) | |
| EGC (n = 33) | 2 (6.1%) | 16 (48.5%) | 15 (45.5%) | |
| AGC (n = 17) | 3 (17.6%) | 11 (64.7%) | 3 (17.6%) |
aChi-squared test, P < 0.001, significant difference compared with intestinal metaplasia (IM); bchi-squared test, P = 0.001, significant difference compared with LGIN; cchi-squared test, P < 0.001, significant difference compared with HGIN; dchi-squared test, P < 0.001, significant difference compared with EGC; echi-squared test, P = 0.001, significant difference compared with AGC; fchi-squared test, P < 0.001, significant differences compared with HGIN and EGC; gchi-squared test, P < 0.001, significant difference compared with EGC; hchi-squared test, P = 0.029, significant difference compared with AGC; ichi-squared test, P = 0.008, significant difference compared with HGIN; jchi-squared test, P = 0.044, significant difference compared with EGC; kchi-squared test, P = 0.007, significant difference compared with AGC.