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Optimizing Gestational Weight Gain With the Eating4Two Smartphone App: Protocol for a Randomized Controlled Trial.

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This study tested the Eating4Two smartphone app to help women manage gestational weight gain. The app may be an effective, scalable alternative to traditional interventions for optimizing pregnancy weight.

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Area of Science:

  • Maternal Health
  • Digital Health Interventions
  • Public Health

Background:

  • Excessive gestational weight gain affects approximately 50% of women, impacting maternal and infant health.
  • Current practices lack routine weighing during pregnancy, and providers often avoid weight discussions.
  • Resource-intensive interventions have shown variable results, particularly concerning socioeconomic influences.

Purpose of the Study:

  • To evaluate the Eating4Two smartphone app's effectiveness in optimizing gestational weight gain across all body mass index categories.
  • To compare childbirth outcomes and antenatal care satisfaction between app users and a control group.
  • To explore how perceived advantages and disadvantages influence engagement with the app.

Main Methods:

  • A randomized controlled trial involving 1330 women across three socioeconomic regions.
  • The intervention group received access to the Eating4Two app for nutrition, dietary advice, and weight tracking.
  • The control group received standard antenatal care; recruitment utilized clinical and social media.

Main Results:

  • Recruitment is underway but proceeding slower than anticipated.
  • Additional funding is necessary for research assistants and a promotional advertising campaign.
  • Feasibility testing indicated a need for app availability on both Android and iOS platforms.

Conclusions:

  • Smartphone technologies present a promising, potentially scalable alternative to resource-intensive methods for managing gestational weight gain.
  • The study highlighted the need to adapt recruitment strategies and app platform availability for broader reach.
  • Optimizing gestational weight gain is crucial for maternal and infant well-being.