Preconception sleep duration, sleep timing, and shift work in association with fecundability and live birth among women with a history of pregnancy loss.

ABSTRACT:

Objective

To evaluate the associations between preconception sleep characteristics and shift work with fecundability and live birth.

Design

Secondary analysis of the Effects of Aspirin in Gestation and Reproduction study, a preconception cohort.

Setting

Four US academic medical centers.

Patient(s)

Women aged 18-40 with a history of 1-2 pregnancy losses who were attempting to conceive again.

Intervention(s)

Not applicable.

Main outcome measures(s)

We evaluated baseline, self-reported sleep duration, sleep midpoint, social jetlag, and shift work among 1,228 women who were observed for ≤6 cycles of pregnancy attempts to ascertain fecundability. We ascertained live birth at the end of follow up via chart abstraction. We estimated fecundability odds ra

SUBMITTER: Freeman JR 

PROVIDER: S-EPMC9899515 | biostudies-literature | 2023 Feb

REPOSITORIES: biostudies-literature