Backward stepwise multivariate logistic regression for predicting TB2−TB1 >0.6 IU·mL−1
| OR (95% CI) | p-value | |
| Country of birth | ||
| Non-European | 1 | |
| European | 3.46 (1.03–11.69) | 0.0453 |
| Sleeping proximity to the index case | ||
| Different room | 1 | |
| Same room | 5.90 (1.83–18.97) | 0.0029 |