Table 2.

Community of residence is associated with symptomatic dengue virus infection

	Proportion of population	Incidence per 10,000	IRR
			Bivariate	Multivariate
Age, years
0–18	46.1%	108.9 (74.8–158.5)	Ref	–
19–36	25.2%	88.7 (50.4–155.6)	0.81 (0.41–1.61) (P = 0.552)	–
37+	28.7%	103.6 (63.6–168.6)	0.95 (0.51–1.76) (P = 0.873)	–
Sex				–
Male	49.2%	83.0 (54.7–125.8)	Ref	–
Female	50.8%	120.6 (85.9–169.3)	1.45 (0.85–2.49) (P = 0.175)	–
Race
Afro-Ecuadorian	72.8%	81.7 (57.8–115.3)	Ref	Ref
Mestizo/other	21.5%	60.6 (28.9–126.6)	0.74 (0.3–1.68) (P = 0.474)	0.88 (0.38–2.00) (P = 0.753)
Chachi	5.8%	513.4 (316.4–824.2)	6.29 (3.45–11.46) (P < 0.001)	0.59 (0.31–1.12) (P = 0.106)
Community
Borbón	35.2%	15.8 (5.1–48.9)	Ref	Ref
Colon Eloy	15.6%	–	–	–
Timbire	11.6%	48.2 (15.5–148.5)	3.05 (0.62–15.10) (P = 0.172)	2.93 (0.59–14.65) (P = 0.191)
Maldonado	21.1%	70.4 (35.2–140.2)	4.45 (1.18–16.78) (P = 0.027)	4.36 (1.16–16.48) (P = 0.030)
Santo Domingo	7.1%	–	–	–
Santa Maria	9.5%	801. 3 (594.4–1073.4)	50.68 (15.69–163.66) (P < 0.001)	61.85 (18.60–205.69) (P < 0.001)
Ever lived outside community
No	43.8%	59.6 (35.3–100.4)	Ref	–
Yes	56.2%	135.3 (99.8–183.4)	0.99 (0.98–1.02) (P = 0.858)	–
Occupation				–
None	6.3%	29.6 (4.2–207.8)	Ref	–
Domestic	16.2%	126.3 (70.1–226.9)	4.26 (0.55–33.02) (P = 0.165)	–
Small child	34.3%	81.2 (49.0–134.3)	2.74 (0.36–20.73) (P = 0.329)	–
Student	11.8%	188.7 (107.4–329.9)	6.37 (0.83–48.98) (P = 0.075)	–
Teacher/works with children	2.7%	139.5 (34.9–543.5)	4.71 (0.43–51.93) (P = 0.206)	–
Manual labor	16.0%	127.9 (70.9–229.7)	4.32 (0.56–33.44) (P = 0.161)	–
Small business	6.8%	27.4 (3.9–192.3)	0.92 (0.06–14.78) (P = 0.959)	–
Government or healthcare	2.8%	65.2 (9.2–450.6)	2.20 (0.14–35.19) (P = 0.577)	–
Other	3.3%	56.3 (7.9–390.7)	1.90 (0.12–30.40) (P = 0.650)	–

IRR = incidence rate ratio; Ref = reference.