Table 1.

Demographics of patients with and without acute Zika virus infection

	Acute ZIKV infection N = 58	No acute ZIKV infection N = 167	OR (95% CI) or P value
Age, years, mean (SD)	24.5 (15.6)	27.3 (18.0)	0.26
Younger than 18 years, n (%)	21/58 (36%)	56/161 (35%)	1.07 (0.56–1.99)
Female, n (%)	39/58 (67%)	107/167 (64%)	1.15 (0.61–2.20)
Pregnant, n (% of females 12–49 years)	7/27 (26%)	2/69 (3%)	11.35 (1.96–1.21)
Education, n (%)			0.72
Elementary school or less	10/32 (31%)	36/98 (37%)
Middle or high school	7/32 (22%)	24/98 (24%)
Technical school/college	15/32 (47%)	38/98 (39%)
Unknown/missing	26	69
Occupation, n (%)			0.79
Student	17/32 (53%)	47/101 (47%)
Teacher/healthcare worker	2/32 (6%)	9/101 (9%)
Housewife	6/32 (19%)	13/101 (13%)
Street vendor	0	1/101 (1%)
Factory worker	0	3/101 (3%)
Farm worker	0	1/101 (1%)
Business/sales	2/32 (6%)	3/101 (3%)
Other	2/32 (6%)	16/101 (16%)
Unemployed	0	0
Not applicable/young child	3/32 (9%)	8/101 (8%)
Unknown/missing	26	66

OR = odds ratio; ZIKV = Zika virus.