The relation between past exposure to fine particulate air pollution and prevalent anxiety: observational cohort study.

ABSTRACT:

Objective

To determine whether higher past exposure to particulate air pollution is associated with prevalent high symptoms of anxiety.

Design

Observational cohort study.

Setting

Nurses' Health Study.

Participants

71,271 women enrolled in the Nurses' Health Study residing throughout the contiguous United States who had valid estimates on exposure to particulate matter for at least one exposure period of interest and data on anxiety symptoms.

Main outcome measures

Meaningfully high symptoms of anxiety, defined as a score of 6 points or greater on the phobic anxiety subscale of the Crown-Crisp index, administered in 2004.

Results

The 71,271 eligible women were aged between 57 and 85 years (mean 70 years) at the time of assessment of anxiety symptoms

SUBMITTER: Power MC 

PROVIDER: S-EPMC4373600 | biostudies-literature | 2015 Mar

REPOSITORIES: biostudies-literature