Table 3 Factors associated with a positive contact tracing yield
From: Tuberculosis contact tracing yield and associated factors in Uganda
Characteristic | Bivariate analysis | Multivariate analysis | ||
|---|---|---|---|---|
cOR (95% CI) | p-value | aOR (95% CI) | p-value | |
Type of index TB case | ||||
New case | 1 | 1 | ||
Retreatment case | 6.25 (2.27–16.67) | < 0.001 | 7.69 (2.08–25.00) | 0.002 |
Number of contacts screened for TB symptoms (per index case) | ||||
0–1 | 1 | 1 | ||
2–4 | 3.07 (0.84–11.18) | 0.090 | 2.72 (0.56–13.10) | 0.212 |
5–7 | 6.47 (1.62–25.86) | 0.008 | 3.13 (0.54–18.27) | 0.205 |
> 7 | 13.17 (3.09–56.18) | < 0.001 | 0.94 (0.09–10.0) | 0.962 |
Number of presumptive TB cases (per index case) | 5.62 (3.32–9.54) | < 0.001 | 1.12 (0.47–2.71) | 0.790 |
Number of presumptive TB cases evaluated for active TB (per index case) | 11.61 (5.62–24.01) | < 0.001 | 10.11 (2.95–34.66) | < 0.001 |