Table 4.

ORs (95% CI) of incidence risk of depressive symptoms associated with air pollutants in multi-pollutant models.

Mixture variables	OR (95% CI)	P
PM2.5 + PM10 + CO + SO2 + NO2 + O3	0.954 (0.908, 1.003)	0.066
PM10 + CO + SO2 + NO2 + O3	0.955 (0.909, 1.003)	0.063
PM2.5 + CO + SO2 + NO2 + O3	0.979 (0.933, 1.026)	0.371
PM2.5 + PM10 + CO + SO2 + NO2	1.382 (1.324, 1.442)	<0.001
PM10 + CO + SO2 + NO2	1.383 (1.325, 1.443)	<0.001
PM2.5 + CO + SO2 + NO2	1.378 (1.320, 1.439)	<0.001

Note.

1. OR, odds ratio. CI, confidence interval.

2. The Model 3 covariates were included.