Table 3.

Crude and adjusted logistic regression odds ratios on selected variables

Independent variables	Grouping	Crude OR (95% CI)	Logistic regression aOR (95% CI)
Living in rented house	Yes	2·2 (1·1–4·8)	2·2 (1·1–4·6)
Other family member had DF/DHF during past 6 months	Yes	2 (0·9–4·6)	1·96 (0·9–4·3)
Unhygienic house	Yes	3·3 (0·9–12)	3·4 (1–11·7)
Mosquitoes in house	Yes	6·8 (0·7–64·2)	6·3 (0·7–59·5)
Near open sewer	Yes	6·9 (0·7–67·1)	7·9 (0·9–71·9)
Discharging sewage directly into ponds	Yes	5·9 (1·3–26·4)	4·3 (1·1–16·9)

aOR, Adjusted odds ratio; CI, confidence interval; DF, dengue fever; DHF, dengue haemorrhagic fever.