Table 3.

Environmental and social factors associated with ARI

Factor	Total	ARI	Odds ratios	95% CI	P-value
Exposure to wood smoke
Not exposed	203	82(40.39%)	1
Exposed	309	198(64.08%)	2.63	1.83–3.79	< 0.001
Cigarette smoke
Non passive smoker	474	249(52.53%)	1
Passive smoker	37	31(83.78%)	4.67	1.91–11.40	< 0.001
History of contacta
No contact	313	134(42.81%)	1
Had contact	199	147(73.87%)	3.78	2.56–5.56	< 0.001
School attendance
Do not go to school	391	210(53.71)	1
Go to school	121	70(57.85%)	1.18	0.78–1.79	0.42
Overcrowding
Not overcrowded	303	167(55.12%)	1
Overcrowded	209	114(54.55%)	0.97	0.69–1.39	0.90

^acontact with someone who has a cough