Table 1 Prevalence of H. pylori infection by diagnosis methods and ethnicity
From: Helicobacter pylori virulence genes of minor ethnic groups in North Thailand
| Â | Age (years) | ||||||
|---|---|---|---|---|---|---|---|
≤ 29 | 30–39 | 40–49 | 50–59 | 60–69 | ≥ 70 | Total | |
N | 38 | 59 | 73 | 53 | 45 | 21 | 289 |
Culture (%) | 13 (34.2) | 36 (61.0) | 38 (52.1) | 32 (60.4) | 25 (55.6) | 8 (38.1) | 152 (52.6) |
Histology confirmed by IHC (%) | 13 (34.2) | 37 (62.7) | 40 (54.8) | 33 (62.3) | 25 (55.6) | 8 (38.1) | 156 (54.0) |
H. pylori antibody by ELISA (%) | 17 (44.7) | 38 (64.4) | 40 (54.8) | 31 (58.5) | 25 (55.6) | 7 (33.3) | 158 (54.7) |
Past infectiona (%) | 5 (13.2) | 2 (3.4) | 4 (5.5) | 2 (3.8) | 1 (2.2) | 1 (4.8) | 15 (5.2) |
At least one test-positive (%) | 18 (47.4) | 40 (67.8) | 44 (60.3) | 35 (66.0) | 27 (60.0) | 9 (42.9) | 173 (60.0) |
Histology confirmed by IHC and/or culture-positive (%) | 13 (34.2) | 38 (64.4) | 40 (54.8) | 33 (62.3) | 26 (57.8) | 8 (38.1) | 158 (54.5) |