Variables	Yes (N=140)		No (N=248)		OR	95% CI		P-value*
	n	%	n	%		Lower	Upper
Sleeping area characteristics:
Bedroom	16	24.6%	49	75.4%	1.00
Living room	53	35.8%	95	64.2%	1.71	0.89	3.30	0.110
Single room	71	41.0%	102	59.0%	2.13	1.12	4.05	0.021
Smoker:
Yes	23	43.4%	30	56.6%	1.43	0.79	2.57	0.233
No	117	34.9%	218	65.1%	1.00