Bivariate GLMM analysis | Multivariate GLMM analysis | |||
---|---|---|---|---|
IRR | 95%CI | IRR | 95%CI | |
Index case characteristics | ||||
Sex | ||||
Female | 1 | |||
Male | 0.7 | 0.5–1.0 | - | |
Age | ||||
18–27 | 1.3 | 0.8–2.3 | - | |
28–37 | 1.6 | 0.8–2.9 | - | |
38–47 | 1.1 | 0.5–2.6 | - | |
>48 | 1 | |||
Cough | ||||
Yes | 1 | |||
No | 0.5 | 0.1–1.8 | - | |
Time from symptoms to treatmenta | ||||
0–30 days | 1 | 1 | ||
>30 days | 1.9 | 1.3–2.8 | 1.8 | 1.2–2.7 |
Smear positivity at diagnosisb | ||||
scanty | 0.2 | 0.02–1.4 | 0.2 | 0.03–1.7 |
+/++ | 1 | 1 | ||
+++ | 1.6 | 1.1–2.4 | 1.5 | 1.02–2.3 |
Treatment type | ||||
Drug sensitive | 1 | |||
Multidrug resistant | 1.6 | 0.5–5.4 | - | |
Household characteristics | ||||
Past TB episodesc in the household | ||||
Yes | 1.2 | 0.6–2.1 | - | |
No | 1 | |||
Recent TB episodesd in the household | ||||
Yes | 1.2 | 0.5–2.8 | - | |
No | ||||
Persons per room | 1.01 | 0.9–1.1 | - | |
Household contact characteristics | ||||
Sex | ||||
Female | 1 | 1 | ||
Male | 1.5 | 1.1–1.9 | 1.4 | 1.1–1.9 |
Age | ||||
0–5 | 1.0 | 0.5–1.8 | 0.9 | 0.4–1.9 |
6–19 | 1.7 | 1.1–2.6 | 1.2 | 0.7–2.3 |
20–40 | 2.3 | 1.5–3.5 | 1.5 | 0.9–2.6 |
>40 | 1 | 1 | ||
Relationship | ||||
Sibling | 2.8 | 1.8–4.3 | 2.6 | 1.6–4.0 |
Parent | 0.9 | 0.5–1.6 | 1.1 | 0.5–2.3 |
Partner | 2.9 | 1.7–5.0 | 2.7 | 1.5–4.8 |
Offspring | 1.5 | 0.9–2.5 | 1.5 | 0.9–2.4 |
Other | 1 | 1 |