Table 1.

Univariate and Multivariable Logistic Regression Analysis of the Presence of Acute or Subacute Fatalities by Chikungunya Infection

Symptoms	Risk Fatality During Subacute Disease
	Unadjusted OR	(95% CI)	P Value	φ Adjusted OR	(95% CI)	P Value
Hypertension
No	Ref	Ref	Ref	Ref	Ref	Ref
Yes	2.77	(.58–13.2)	.200	4.1	(.62–26.9)	.141
Diabetes
No	Ref	Ref	Ref	Ref	Ref	Ref
Yes	6.93	(1.2–40.9)	.033	7.7	(1.2–50.0)	.033
Diabetes and hypertension
No	Ref	Ref	Ref	Ref	Ref	Ref
Yes	1.50	(.20–10.8)	.687	2.48	(.20–29.4)	.472

φ adjusts by sex (OR, 0.96; P = .966) and age (OR, 1.00; P = 9.66).

Abbreviations: CI, confidence interval; OR, odds ratio. Results with p < 0.05 are shown in the bold.