Impact of maternal age on birth weight-related adverse outcomes in newborns: a retrospective study in south-central China.

ABSTRACT:

Background

Birth weight is a critical indicator for assessing fetal development and newborn health status. This study aimed to examine both linear and nonlinear associations between maternal age and birth weight and their related adverse outcomes.

Methods

15,923 delivery data from 2018 to 2021 for pregnant women from the Changsha Maternal and Child Health Care Hospital were reviewed by a retrospective study. Basic information and infant birth weight were retrieved from the Medical Birth Registry. Multivariable regression models and the restricted cubic splines (RCS) analysis were used to identify the associations between maternal age and birth weight and its related adverse outcomes.

Results

The ages of pregnant women trended upward from 2018 to 2021. Maternal age had

SUBMITTER: Huang Z 

PROVIDER: S-EPMC11780902 | biostudies-literature | 2025 Jan

REPOSITORIES: biostudies-literature