Table 2.

Univariate Logistic Regression of Risk Factors and CES-D Defined Depression at Years 1 and 5 Post-WNV Infection (PI)

	Year 1 PI (n=71)		Year 5 PI (n=38)
	CES-D Score≥16	CES-D Score≥24	CES-D Score≥16	CES-D Score≥24
	p-value, OR (95% CI)	p-value, OR (95% CI)	p-value, OR (95% CI)	p-value, OR (95% CI)
Caucasian race	0.616 1.43 (0.35–5.81)	0.889 1.125 (0.21–5.90)	0.415 2.60 (0.26–25.93)	0.732 1.50 (0.15–15.28)
Male gender	0.563 0.73 (0.25–2.13)	0.053 0.26 (0.07–1.01)	0.006 0.11 (0.02–0.53)	0.025 0.14 (0.02–0.78)
Neuroinvasive WNV disease	0.519 0.67 (0.19–2.29)	0.188 0.39 (0.10–1.58)	0.204 0.41 (0.10–1.62)	0.320 0.47 (0.11–2.06)
Age 55+	0.655 1.27 (0.44–3.68)	0.223 0.44 (0.12–1.65)	0.091 0.27 (0.06–1.23)	0.156 0.29 (0.05–1.61)
Barthel Index Score < 100	0.131 2.36 (0.77–7.22)	0.186 2.44 (0.65–9.18)	0.049 4.17 (1.00–17.31)	0.038 6.18 (1.10–34.70)

Note. WNV= West Nile virus; CES-D = Center for Epidemiologic Studies Depression scale; OR = odds ratio, CI = confidence interval.