Table 1.
Seroprevalence of Helicobacter pylori, overall and by sociodemographic characteristics
| Characteristic | n (%) | Seroprevalence (%) (95% CI) |
|---|---|---|
| Overall | 528 | 33.0 (28.3‐38.1) |
| Age group in years | ||
| 21‐29 | 118 (22.4) | 21.1 (14.5‐29.6) |
| 30‐39 | 124 (23.5) | 22.6 (14.9‐32.7) |
| 40‐49 | 141 (26.7) | 41.3 (31.7‐51.7) |
| 50‐64 | 145 (27.5) | 44.3 (35.3‐53.6) |
| Sex | ||
| Female | 292 (55.3) | 30.9 (25.1‐37.3) |
| Male | 236 (44.7) | 35.7 (28.4‐43.6) |
| Marital status | ||
| Never married | 111 (21.0) | 22.4 (15.5‐31.3) |
| Married/consensual partner | 307 (58.1) | 35.0 (29.5‐41.0) |
| Divorced/separated/widowed | 110 (20.8) | 39.2 (28.7‐50.9) |
| Years of education | ||
| ≥12 | 403 (76.3) | 29.4 (24.3‐35.2) |
| <12 | 125 (26.7) | 46.2 (35.9‐56.9) |
| Population density of residential countya | ||
| Low | 252 (47.7) | 41.0 (34.6‐47.7) |
| High | 276 (52.3) | 29.4 (23.5‐36.1) |
a
Defined as low if the adult population density is equal to or below the median (486 adults per square mile) vs high if above the median.