Association of air purifier usage during pregnancy with adverse birth outcomes: the Japan Environment and Children's Study.

ABSTRACT:

Objective

Previous studies have reported that ambient air pollutants such as PM2.5 can increase the risk of adverse birth outcomes. The objective of this study was to ascertain whether air purifier usage during pregnancy is associated with a lower risk of adverse birth outcomes in a large Japanese birth cohort.

Methods

We conducted a prospective cohort analysis using data from the Japan Environment and Children's Study. Use of air purifiers during pregnancy was assessed using a self-administered questionnaire. Primary outcomes were the prevalence of preterm birth (PTB), small for gestational age (SGA), and low birth weight (LBW). Logistic regression analysis was performed to estimate odds ratios (ORs) and 95% confidence intervals (CIs).

Results

The prevalence of outco

SUBMITTER: Inadera H 

PROVIDER: S-EPMC11654371 | biostudies-literature | 2024 Dec

REPOSITORIES: biostudies-literature