| Solid fuel for cooking | | | | |
| Yes versus no | 597 | 1.7 (1.1–2.8) | 5.23 | 0.0222 |
| Yes versus no/unknown | 600 | 1.7 (1.1–2.7) | 5.03 | 0.0250 |
| Yes/unknown versus no | 600 | 1.7 (1.1–2.8) | 5.23 | 0.0222 |
| Ever smoked | | | | |
| Yes versus no | 593 | 5.5 (3.1–9.8) | 43.44 | <0.0001 |
| Yes versus no/unknown | 600 | 5.6 (3.2–9.9) | 44.74 | <0.0001 |
| Yes/unknown versus no | 600 | 4.9 (2.8–8.3) | 40.61 | <0.0001 |
| Sex | | | | |
| Male versus female | 591 | 10.5 (1.6–71.1) | 9.02 | 0.0027 |
| Male versus female/unknown | 600 | 6.5 (1.7–25.3) | 9.68 | 0.0019 |
| Male/unknown versus no | 600 | 5.8 (1.4–23.0) | 7.85 | 0.0051 |
| Daily use of alcoholic beverages | | | | |
| Yes versus no | 579 | 2.3 (1.2–4.2) | 6.80 | 0.0091 |
| Yes versus no/unknown | 600 | 2.2 (1.2–4.1) | 6.40 | 0.0114 |
| Yes/unknown versus no | 600 | 1.9 (1.1–3.1) | 5.98 | 0.0145 |
| Family member with tuberculosis in past 5 yrs | | | | |
| Yes versus no | 598 | 30.5 (10.8–85.8) | 102.38 | <0.0001 |
| Yes versus no/unknown | 600 | 30.5 (10.8–85.8) | 102.38 | <0.0001 |
| Yes/unknown versus no | 600 | 24.8 (9.8–62.9) | 101.15 | <0.0001 |