Table 3. Multivariable analysis comparing frequent mixers to all others by age, sex and area.

	N	Number of (%) frequent mixers	Odds Ratio	(95% CI)		p-value
AGE
<1 yr	869	34 (3.9)	0.29	(0.21	0.41)	<0.001
1–4 yr	3479	63 (1.8)	0.13	(0.10	0.17)	<0.001
5–14 yr	4230	94 (2.2)	0.16	(0.13	0.20)	<0.001
15–29 yr	4304	340 (7.9)	0.63	(0.55	0.72)	<0.001
>30 yr	4923	599 (12.2)	1
SEX*
Female	10030	619 (6.2)	1
Male	7708	506 (6.3)	1.27	(1.11	1.44)	<0.001
AREA
Rural	8510	442 (5.2)	1
Urban	9295	688 (7.4)	1.45	(1.25	1.68)	<0.001

*missing data for 67 records.