Table 1.

Characteristics of the human population studied and results of the multivariate generalized linear model of MADV and VEEV seroprevalence (PR; N = 72)

Demographic characteristics	n (%)	Crude VEEV PR (95% CI)	P value	Adjusted VEEV* PR (95% CI)	P value	Crude MADV PR (95% CI)	P value	Adjusted MADV PR (95% CI)	P value
Age (terciles of age)
2–20	24 (33.3)	Ref.	Ref.	Ref.	Ref.	Ref.	Ref.	Ref.	Ref.
21–41	25 (34.7)	5.76 (1.42–23.3)	0.014	5.77 (1.42–22.5)	0.014	0.96 (0.32–2.92)	0.943	0.91 (0.31–2.68)	0.867
> 41	23 (31.9)	5.22 (1.27–21.5)	0.022	5.16 (1.29–21.2)	0.023	0.83 (0.25–2.75)	0.767	0.88 (0.26–2.97)	0.831
Gender
Male	16/46 (34.8)	Ref.	Ref.	Ref.	Ref.	Ref.	Ref.	Ref.	Ref.
Female	8/26 (30.8)	0.88 (0.44–1.79)	0.773	0.91 (0.46–1.80)	0.783	1.77 (0.69–4.52)	0.233	1.76 (0.70–4.41)	0.225

CI = confidence interval; MADV = Madariaga virus; n = sample size per group; PR = prevalence ratio; VEEV = Venezuelan equine encephalitis virus.

^*Adjusted PR by age (terciles) and gender.