Table 2.

Crude logistic univariate relationships of depression with two-week insolation

Characteristics	OR (95% CI)
Primary Variable of Interest
2 week solar radiation (by 5,000 KJ/m2/day)
<10,000 J/m2	1.14 (0.91–1.42)
10,000–15,000 J/m2	0.94 (0.81–1.09)
15,000–20,000 J/m2	0.87 (0.75–1.01)
20,000–25,000 J/m2	0.87 (0.76–1.00)
>25,000 J/m2	1.00 (Referent)
	CMH chisq p = 0.6054

OR = odds ratio; CI = confidence interval

CMH chisq = Cohran-Mantel-Haenzel chi-squared