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

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

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
Hospital 21 44
Sex Female 19 29 89 1.78 (0.67, 4.91) 0.26
Male 11 30
Birth weight More than 2.5 kg 25 53 87 0.94 (0.18, 6.31) 1
Less than 2.5 kg 3 6
Age ≤ 6 months 18 9 100 7.54 (2.62, 23.36) 0
>  6 months 15 58
Chronic lung disease Yes 1 7 99 0.27 (0.01, 2.22) 0.26
No 32 59
Previous wheezing Yes 5 4 99 2.74 (0.54, 14.9) 0.16
No 28 62
Malaria Yes 13 42 99 0.38 (0.14, 0.95) 0.03
No 20 24
Prematurity Yes 5 14 98 0.73 (0.19, 2.45) 0.78
No 26 53
Maternal Education Up to primary school 10 14 96 1.61 (0.55, 4.64) 0.33
More than primary school 22 50
Tobacco smoking in family Yes 4 15 98 0.49 (0.11, 1.74) 0.28
No 28 51
Indoor air pollution Yes 22 33 98 2.18 (0.84, 6.01) 0.09
No 10 33
Type of feeding Only breastfeeding 9 4 84 5.6 (1.37, 27.82) 0,01
Mixed 20 51
  1. RSV Respiratory syncytial virus; O.R. Odds ratio.
  2. 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.
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