Implications of the introduction of new criteria for the diagnosis of gestational diabetes: A health outcome and cost of care analysis

Abstract

Objective To identify effects on health outcomes from implementing new criteria diagnosing gestational diabetes mellitus(GDM) and to analyse costs-of-care associated with this change. Design Quasi-experimental study comparing data from the calendar year before (2014) and after (2016) the change. Setting Single, tertiary-level, university-affiliated, maternity hospital. Participants All women giving birth in the hospital, excluding those with pre-existing diabetes or multiple pregnancy. Main outcome measures Primary outcomes were caesarean section, birth weight >90th percentile for gestation, hypertensive disorder of pregnancy and preterm birth less than 37 weeks. A number of secondary outcom..