TABLE 3.

Age Group-specific Risk Factors for EPTB in Children 0–4, 5–9 and 10–14 Years Old Who Were Diagnosed With TB

Characteristics	Univariable Analysis		Multivariable Analysis
	OR (95% CI)	P Value	OR (95% CI)	P Value
0–4-year-old model (n = 565)
Female	0.94 (0.53–1.65)	0.820
Weight-for-age <5th percentile	0.23 (0.13–0.41)	<0.001
Cough	0.11 (0.07–0.19)	<0.001	0.12 (0.07–0.19)	<0.001
Cough duration
No cough	Ref	Ref
<2 wk	0.20 (0.07–0.57)	0.002
2–3 wk	0.12 (0.05–0.28)	<0.001
>3 wk	0.06 (0.02–0.13)	<0.001
Fever	6.89 (0.96–49.2)	0.055
Weight loss	3.04 (1.11–8.33)	0.031	2.80 (1.05–7.47)	0.039
BCG scars	0.53 (0.29–0.97)	0.040
Family history of TB	0.31 (0.16–0.59)	<0.001
5–9-year-old model (n = 346)
Female	0.88 (0.53–1.47)	0.628
Weight percentile <5th	0.24 (0.15–0.39)	<0.001
Cough	0.22 (0.13–0.39)	<0.001	0.22 (0.13–0.39)	<0.001
Cough duration
No cough	Ref	Ref
<2 wk	0.17 (0.06–0.49)	0.001
2–3 wk	0.10 (0.05–0.20)	<0.001
>3 wk	0.04 (0.02–0.10)	<0.001
Fever	1.93 (0.73–5.11)	0.184
Weight loss	1.37 (0.70–2.67)	0.359
BCG scars	1.08 (0.61–1.90)	0.805
Family history of TB	0.48 (0.20–1.13)	0.091
10–14-year-old model (n = 252)
Female	1.47 (0.93–2.35)	0.102
Weight percentile <5th	0.35 (0.23–0.55)	<0.001
Cough	0.24 (0.16–0.34)	<0.001	0.25 (0.18–0.35)	<0.001
Cough duration
No cough	Ref	Ref
<2 wk	0.35 (0.16–0.76)	0.008
2–3 wk	0.12 (0.05–0.29)	<0.001
>3 wk	0.12 (0.07–0.22)	<0.001
Fever	1.38 (0.67–2.81)	0.383
Weight loss	2.50 (1.19–5.23)	0.015	2.79 (1.28–6.07)	0.010
BCG scars	0.71 (0.43–1.18)	0.183
Family history of TB	0.86 (0.39–1.90)	0.717