A comparative study on infant growth between assisted reproductive technology pregnancy and natural pregnancy.

ABSTRACT:

Introduction

Globally, the number of assisted reproductive technology (ART) infants has surpassed 10 million, with its utilization steadily increasing. Numerous studies have shown that ART pregnancies are more prone to adverse pregnancy outcomes. ART infants are at a higher risk for adverse birth outcomes. However, the differences in growth between ART and natural pregnancy (NP) infants remain controversial. This study aims to explore differences in pregnancy outcomes, birth outcomes, and growth rates between ART and NP infants during the first year of life, and to analyze the association between ART and rapid growth.

Material and methods

Birth records of the Nantong area, China, from January 2020 to June 2021 were extracted. A total of 29 886 pregnant women and 30 051 infan

SUBMITTER: Chen A 

PROVIDER: S-EPMC12393995 | biostudies-literature | 2025 Sep

REPOSITORIES: biostudies-literature