The Utility of Customised Growth Charts for Identifying Macrosomia and the Effect of Intervention

Launched by NEWCASTLE UNIVERSITY · Aug 28, 2020

Keywords

ClinConnect Summary

This is a retrospective cohort study of pregnant women taken from 3 groups; women with a suspected LGA fetus (LGA), women with diabetes (DM) and a control group of women that underwent induction of labour at or after 40 weeks. Scan accuracy using GROW and WHO charts in the LGA and DM cohorts was assessed using ROC curves and outcomes between the cohorts was compared.

Gender

FEMALE

Eligibility criteria

• Inclusion Criteria:
• • Induced labour of a singleton pregnancy at Northumbria Healthcare Foundation trust resulting in a delivery between 01/01/2018 and 31/12/2018.
• • Inclusion in the LGA group means that the main indication for induction is recorded as suspected macrosomia.
• • Inclusion in the Diabetic group means diabetes was pre-existing or arose in pregnancy, diagnosed by oral glucose tolerance testing from 24-30 weeks or by home blood glucose monitoring with standard thresholds as per NICE ng3. Induction had to be undertaken with diabetes as the (co)indication.
• • Inclusion criteria for the control group was induction of labour at or after 280 days gestation
• Exclusion Criteria:
• • Previous caesarean section Multiple pregnancy Fetal concerns pre-induction: abnormal antenatal trace or abnormal doppler flow studies on antenatal ultrasound
• • Cases of induction for suspected LGA are to be excluded if there is a co-indication of obstetric cholestasis, hypertensive disorder or diabetes.