Table 6.

Multivariate regression model showing risk of epilepsy by age group, gender, permanent or immigrant household, family income generating activity, distance of the village to the river, and ivermectin intake.

Variable	Univariate analysis	P value	Multivariate analysis	P value
Age
0–5	Baseline		Baseline
6–10	3.3 (2.0–5.5)	<0.001	3.2 (1.9–5.4)	<0.001
11–20	17.8 (11.4–27.9)	<0.001	17.3 (11.0–27.3)	<0.001
21–30	8.6 (5.4–13.7)	<0.001	8.4 (5.2–13.5)	<0.001
31–40	1.5 (0.8–2.9)	0.2	1.5 (0.8–2.8)	0.2
41–80	1.2 (0.6–2.3)	0.6	1.2 (0.6–2.2)	0.6
Gender				<0.001
Male	Baseline		0.6*	<0.001
Female	0.7 (0.6–0.8)	<0.001	0.3 **	<0.001
Occupation
Farmer	Baseline		Baseline
Not farmer	0.8 (0.6–0.9)	0.002	0.8 (0.6–0.9)	0.004
Distance to river				<0.001
<2 km	Baseline
>=2 km	0.9 (0.8–1.0)	0.08	0.6 (0.5–0.7) *	<0.001
Residence status	0.6 (0 .4–0.7)	<0.001
Immigrant	Baseline
Local	0.6 (0 .4–0.7)	<0.001	0.6 (0.4–0.7)	<0.001
Ivermectin
Ivermectin intake	Baseline		Baseline
No Ivermectin	0.7 (0.6–8.6)	<0.001	1.0 (0.8–1.1)	0.7

^*Male > 2 km.

^**Female >2 km.