TABLE 2.
Percentage of M. paratuberculosis-seropositive subjects by demographic variables
| Variable | % M. paratuberculosis seropositive | Odds ratio (95% CI) |
|---|---|---|
| First-degree family member with IBD | ||
| Positive | 34.8 | 1.01 (0.74-1.37) |
| Negative | 34.9 | 1.00 |
| Birth in non-Western nation | ||
| Positive | 33.3 | 0.93 (0.35-2.50) |
| Negative | 35.0 | 1.00 |
| Gender | ||
| Female | 35.9 | 1.11 (0.84-1.47) |
| Male | 33.5 | 1.00 |
| Urban residence | ||
| Positive | 37.3 | 1.27 (0.96-1.68) |
| Negative | 31.9 | 1.00 |
| Primary non-tap water source as child | ||
| Positive | 33.9 | 0.93 (0.69-1.26) |
| Negative | 35.6 | 1.00 |
| Lived on poultry farm | ||
| Positive | 27.6 | 0.68 (0.43-1.06) |
| Negative | 36.1 | 1.00 |
| Lived on dairy/beef farm | ||
| Positive | 33.5 | 0.92 (0.65-1.31) |
| Negative | 35.4 | 1.00 |
| Lived on pig farm | ||
| Positive | 34.4 | 0.97 (0.62-1.51) |
| Negative | 35.2 | 1.00 |