Number of risk factorsa | Moderate INH N = 1368 | Severe INH N = 212 | Severity OR [95%CI] |
---|---|---|---|
No associated factor, n (%) | 523 (38.2) | 43 (20.3) | 1 |
One associated factor, n (%) | 604 (44.2) | 95 (44.8) | 1.9 [1.3–2.8] |
Combination of 2 factors, n (%) | 212 (15.5) | 54 (25.5) | 3.1 [2.0–4.8] |
Combination of 3 or 4 factors, n (%) | 29 (2.1) | 20 (9.4) | 8.4 [4.4–16.1] |