Sleep quality among pregnant women: a prospective longitudinal study of trajectories and bidirectional associations with physical activity.

ABSTRACT:

Objectives

This study aimed to investigate the trajectory patterns and influencing factors of sleep quality and verify the bidirectional association between physical activity and sleep quality during pregnancy.

Design

This was a prospective longitudinal study.

Setting

The study was conducted at the obstetric clinic in a tertiary maternity hospital in Zhejiang Province, mainland China.

Participants

A total of 645 pregnant women were selected through simple random sampling and completed follow-up assessments during the first, second and third trimesters of pregnancy from January to December 2024.

Outcome measures

The desired data were collected using the Pittsburgh Sleep Quality Index and the International Physical Activity Questionnaire Short Form. Latent

SUBMITTER: Wang Y 

PROVIDER: S-EPMC12551558 | biostudies-literature | 2025 Oct

REPOSITORIES: biostudies-literature