Table 3. Association between potential risk factors and anti-EBOV IgG seropositivity.

	Frequency; (%)		Univariate analysis		Multivariate analysis
Variables	IgG +	IgG -	OR (95% CI)	p-value	OR (95% CI)	p-value
Gender				0.41		0.63
Male	16 (2.6)	592 (97.4)
Female	4 (2.0)	197 (98.0)
Age groups				0.96		0.36
18–29	10 (2.7)	360 (97.3)
30–39	5 (2.1)	233 (97.9)
40–49	3 (2.3)	127 (97.7)
50+	2 (2.8)	69 (97.2)
Household size				0.39
1–5	12 (2.7)	427 (97.3)
6–10	8 (2.6)	295 (97.4)
≥ 11	0	67 (100.0)
Occupation
Health professional	0	88 (100)		0.09
Office worker	2 (3.1)	62 (96.9)		0.47
Military	3 (2.8)	103 (97.2)		0.49
Unemployed	3 (1.4)	210 (98.6)		0.18
Student	6 (3.6)	163 (96.4)		0.22
Hunter	2 (11.8)	15 (88.2)	5.1 (1.3–20.6)	0.01		0.7
Cultivator	1 (6.7)	14 (93.3)		0.31
Farmer	0	17 (100)		0.65
Manual labourer	3 (2.5)	117 (97.5)		0.58
Type of house				0.64
Modern	18 (2.5)	705 (97.5)
Traditional	2 (2.3)	84 (97.7)
Mosquito net (usage)
Simple	3 (0.9)	338 (99.1)	0.24 (0.1–0.8)	0.01		0.06
Impregnated	9 (4.5)	190 (95.5)		0.06
Travels
Central Africa	7 (3.1)	219 (96.9)		0.31
West Africa	0 (0.0)	31 (100.0)		0.45
Other countries	0 (0.0)	31 (100.0)		0.45
Exposure to Rodents				0.58
Mice	17 (2.5)	669 (97.5)		0.638
Rats	9 (3.3)	260 (96.7)		0.18
Exposure to Forest animals
Bats	7 (14.0)	43 (86.0)	8.17 (3.4–19.6)	<0.001	7.5 (2.6–21.7)	<0.001
Monkeys	2 (8.0)	23 (92.0)		0.12
Birds	2 (4.1)	47 (95.9)		0.34
Antelopes	2 (8.3)	22 (91.7)		0.11
Snakes	1 (3.7)	26 (96.3)		0.49
Consumption of Forest Animals
Bats	0 (0.0)	23 (100.0)		0.55
Monkeys	12 (3.1)	380 (96.9)		0.20
Birds	10 (5.2)	182 (94.8)	3.21 (1.3–7.6)	0.01	2.6 (1.1–6.9)	0.04
Antelopes	12 (2.7)	436 (97.3)		0.42
Snakes	3 (2.0)	146 (98.0)		0.48