Gestational diabetes & diabetes in pregnancy

Intake of Energy Drinks Before and During Pregnancy and Adverse Pregnancy Outcomes

JAMA Netw OpenPublished Prospective cohort study

Authors' conclusion

In this study, energy drink intake before pregnancy was associated with an elevated risk of gestational hypertension. Given the low prevalence of energy drink intake and low consumption levels among users, the results should be interpreted cautiously.

Study context

Population
Women in the Nurses' Health Study 3 (NHS3) and the Growing Up Today Study (GUTS) who reported ≥1 singleton pregnancy, 2011–2019
Participants
4,736 women7,304 pregnancies
Exposure
Energy drink consumers vs nonconsumers
Outcome
Self-reported adverse pregnancy outcomes (APOs) (pregnancy loss, GDM, gestational hypertension, preeclampsia, preterm birth) and composite APO (any of the APOs)
Methodological detailsData analyzed October 1, 2021, to September 28, 2023
  • Data analyzed October 1, 2021, to September 28, 2023

Main finding

As reported in the abstract

APOs by prepregnancy energy drink use
Pregnancy loss, OR
0.89 (0.71-1.11) (95% CI)
Preterm birth, OR
1.07 (0.71-1.61) (95% CI)
GDM, OR
0.89 (0.58-1.35) (95% CI)
Preeclampsia, OR
0.73 (0.41-1.30) (95% CI)
Composite APO, OR
1.05 (0.87-1.26) (95% CI)
Prepregnancy energy drink use and gestational hypertension, OR
1.60 (1.12-2.29) (95% CI)

Observational data: associations, not effects.

Further findings

OutcomeOR (95% CI)
Any APO by energy drink intake during pregnancy (NHS3)No associations with any APO0.86 (0.41–1.79)
  • Any APO by energy drink intake during pregnancy (NHS3): 4559 pregnancies in 4559 participants

Interaction of age and prepregnancy energy drink intake for hypertensive disorders

Gestational hypertension
P = 0.02 for interaction
Any hypertensive disorders
P = 0.04 for interaction
Stronger associations for participants above the median age

Original publication

Intake of Energy Drinks Before and During Pregnancy and Adverse Pregnancy Outcomes. JAMA Netw Open. Published 1 November 2023. doi:10.1001/jamanetworkopen.2023.44023

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