Research Article

Associations of Indoor Ventilation Frequency with Depression and Anxiety in Chinese Older Adults

Figure 1

Relationships of indoor ventilation frequency with depression disorders stratified by lifestyle, sex, fuel use, and age. Results adjusted for age, sex, urbanization level, educational level, occupational status, marital status, smoking status, drinking status, exercise habits, number of chronic diseases, and fuels. CI: confidence interval; OR: odds ratio. , , and .
(a) Intermediate indoor ventilation
(b) High indoor ventilation