One-step versus two-step screening for gestational diabetes mellitus in Chinese pregnant women: a large non-randomized trial.

ABSTRACT:

Aims

To compare the effect on maternal and neonatal outcomes of 75-g oral glucose tolerance test (75-g OGTT) versus 50-g glucose challenge test (GCT) plus 75-g OGTT for diagnosis of gestational diabetes mellitus (GDM).

Materials and methods

A non-randomized trial was conducted in a tertiary hospital between January and December 2020. Participants were assigned into the one-step (i.e., 75-g OGTT) and two-step screening (50-g GCT plus 75-g OGTT) groups. Primary outcomes were GDM, hypertensive disorder in pregnancy (HDP), macrosomia, and Cesarean section.

Results

2265 eligible participants were enrolled in the trial, including 1130 in the one-step group and 1135 in the two-step group. GDM was diagnosed in 197 (17.4%) participants in the one-step group and 123 (10.8%) in

SUBMITTER: Liu J 

PROVIDER: S-EPMC12571997 | biostudies-literature | 2025 Nov

REPOSITORIES: biostudies-literature