Table 4 Associations between the density and depth of H. pylori colonization and ulcer in patients with chronic gastritis (n, %)
From: Impact of Helicobacter pylori colonization density and depth on gastritis severity
Ulcer | Overall | Treatment-naive patients | Previously treated patients | |||
|---|---|---|---|---|---|---|
Yes | No | Yes | No | Yes | No | |
The density of H. pylori colonization | ||||||
I | 12 (20.3) | 47 (79.7) | 9 (19.1) | 38 (80.9) | 3 (25.0) | 9 (75.0) |
II | 42 (22.5) | 145 (77.5) | 37 (23.6) | 120 (76.4) | 5 (16.7) | 25 (83.3) |
III | 125 (30.6) | 284 (69.4) | 108 (32.5) | 224 (67.5) | 17 (22.1) | 60 (77.9) |
IV | 167 (35.9) | 298 (64.1) | 145 (39.0) | 227 (61.0) | 22 (23.7) | 71 (76.3) |
χ2 | 14.819 | 16.460 | 0.702 | |||
P | 0.002 | 0.001 | 0.873 | |||
The depth of H. pylori colonization | ||||||
I | 13 (22.4) | 45 (77.6) | 9 (20.5) | 35 (79.5) | 4 (28.6) | 10 (71.4) |
II | 35 (25.5) | 102 (74.5) | 31 (26.7) | 85 (73.3) | 4 (19.0) | 17 (81.0) |
III | 298 (32.2) | 627 (67.8) | 259 (34.6) | 489 (65.4) | 39 (22.0) | 138 (78.0) |
χ2 | 4.546 | 6.097 | Na | |||
P | 0.103 | 0.047 | 0.797 | |||