Gestational diabetes & diabetes in pregnancy

Long-Term Impact on Offspring (5 to 11 Years of Age) of Metformin Use in Pregnancy in Mothers With Diabetes: A Systematic Review and Meta-Analysis

Endocr PractPublished Systematic review and meta-analysis

Pooled result · Child BMIResult — go to the resultMD 1.09 kg/m² 95% CI −0.44 to 2.62

Authors' conclusion

Metformin use in pregnancy did not show any adverse effects compared with insulin on long-term outcomes in children and their mothers.

Study context

Population
Mothers with GDM/diabetes in pregnancy and their children aged 5 to 11 years
Comparison
Metformin vs insulin for GDM/diabetes in pregnancy
Outcome
Change in BMI in children
Follow-up
Ages of 5 to 11 years

Pooled result

Child BMI · age 9 years

MD

1.09 kg/m²

95% CI −0.44 to 2.62

P = 0.16

Metforminvs Insulin
MD 1.09 kg/m² (95% CI −0.44 to 2.62); P = 0.16

As reported in the abstract

Further pooled results

OutcomeMD (95% CI)P value
Child waist circumference-to-height ratio · age 9 yearsI2 = 94%0.13 (−0.05 to 0.30)P = 0.16
OutcomeMD (kg) (95% CI)P value
Child DXA total fat mass · age 9 yearsI2 = 70%0.68 (−2.39 to 3.79)P = 0.66
Child DXA total fat-free mass · age 9 yearsI2 = 55%0.81 (−0.96 to 2.58)P = 0.37
OutcomeMD (%) (95% CI)P value
Child DXA total fat percent · age 9 yearsI2 = 56%0.04 (−3.44 to 3.51)P = 0.98
Child magnetic resonance spectroscopy liver fat percentage · age 9 yearsI2 = 0%0.27 (−1.26 to 1.79)P = 0.73
OutcomeMD (cm³) (95% CI)P value
Child MRI visceral adipose tissue volume · age 9 yearsI2 = 78%80.97 (−136.47 to 298.41)P = 0.47

Child serum adiponectin, leptin, alanine aminotransferase and ferritin

Comparable among groups

Child obesity, diabetes, motor and social development · ages 9 to 11 years

Comparable between the 2 groups

Maternal body mass index (BMI) and risk of diabetes · after 9 years of childbirth

Similar between the 2 groups of women

Original publication

Long-Term Impact on Offspring (5 to 11 Years of Age) of Metformin Use in Pregnancy in Mothers With Diabetes: A Systematic Review and Meta-Analysis. Endocr Pract. Published 12 June 2024. doi:10.1016/j.eprac.2024.05.017

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