Seroepidemiology of respiratory syncytial virus infection in rural and semi-rural areas of the Littoral region of Cameroon

Table 1 RSV IgM seropositivity and odds ratios for factors potentially associated with RSV IgM positivity

Variable	Groups	#RSV+	#RSV-	#Total (N)	O.R. (95% CI)	p-value
Health facility	Primary Health Center	12	23	100	1.09 (0.41, 2.82)	1
Health facility	Hospital	21	44	100	1.09 (0.41, 2.82)	1
Sex	Female	19	29	89	1.78 (0.67, 4.91)	0.26
Sex	Male	11	30	89	1.78 (0.67, 4.91)	0.26
Birth weight	More than 2.5 kg	25	53	87	0.94 (0.18, 6.31)	1
Birth weight	Less than 2.5 kg	3	6	87	0.94 (0.18, 6.31)	1
Age	≤ 6 months	18	9	100	7.54 (2.62, 23.36)	0
Age	> 6 months	15	58	100	7.54 (2.62, 23.36)	0
Chronic lung disease	Yes	1	7	99	0.27 (0.01, 2.22)	0.26
Chronic lung disease	No	32	59	99	0.27 (0.01, 2.22)	0.26
Previous wheezing	Yes	5	4	99	2.74 (0.54, 14.9)	0.16
Previous wheezing	No	28	62	99	2.74 (0.54, 14.9)	0.16
Malaria	Yes	13	42	99	0.38 (0.14, 0.95)	0.03
Malaria	No	20	24	99	0.38 (0.14, 0.95)	0.03
Prematurity	Yes	5	14	98	0.73 (0.19, 2.45)	0.78
Prematurity	No	26	53	98	0.73 (0.19, 2.45)	0.78
Maternal Education	Up to primary school	10	14	96	1.61 (0.55, 4.64)	0.33
Maternal Education	More than primary school	22	50	96	1.61 (0.55, 4.64)	0.33
Tobacco smoking in family	Yes	4	15	98	0.49 (0.11, 1.74)	0.28
Tobacco smoking in family	No	28	51	98	0.49 (0.11, 1.74)	0.28
Indoor air pollution	Yes	22	33	98	2.18 (0.84, 6.01)	0.09
Indoor air pollution	No	10	33	98	2.18 (0.84, 6.01)	0.09
Type of feeding	Only breastfeeding	9	4	84	5.6 (1.37, 27.82)	0,01
Type of feeding	Mixed	20	51	84	5.6 (1.37, 27.82)	0,01

RSV Respiratory syncytial virus; O.R. Odds ratio.
The total (N) of patients is lower than 100 in some categories due to missing data. Odds: odds of having a being RSV IgM positive.

ISSN: 1471-2334