Fig. 2 | Scientific Reports

Fig. 2

From: Association between outdoor and indoor air pollutant exposure and depression among middle-aged and older adults in China

Fig. 2

Odds ratio and 95% CI of each SD increment of outdoor air pollutants for depression symptoms. Notes: *p < 0.05, **p < 0.001. Abbreviations: CI, confidence interval. Model 1: the unadjusted model; Model 2: model 1 adjusted for age and gender; Model 3: model 2 with additional adjustment for smoking status, drinking status, and chronic disease (hypertension, heart disease, stroke, diabetes, cancer, and dyslipidemia); Model 4: model 3 with additional controlling for race, marriage status, education level, residence, and annual household income.

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