CHIME: Comparing Health Interventions for Maternal Equity

Not Applicable

Not yet recruiting

• Conditions: Obesity and Overweight; Nutrition; Chronic Disease; Diabetes; Pregnancy

• Registration Number: NCT06724172
• Lead Sponsor: Stanford University

Brief Summary

The goal of this comparative effectiveness trial is to compare how three different approaches to overcome barriers to resources and provide nutrition and physical activity counseling improve maternal healthy weight in pregnancy and postpartum.
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Detailed Description

Not available

Basic Information
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Recruitment & Eligibility
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Study & Design
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Trial Locations

Study Timeline

• Status Verified: 2024-12
• Study First Submitted: 2024-12-04
• Study First Submitted QC: 2024-12-04
• Last Update Submitted: 2024-12-04
• Study First Posted: 2024-12-09
• Last Update Posted: 2024-12-09
• Study Start: 2025-06-01
• Primary Completion: 2029-07-01
• Study Completion: 2030-03-31

Recruitment & Eligibility

• Status: NOT_YET_RECRUITING
• Sex: Female
• Target Recruitment: 1137

Inclusion Criteria

• Maternal age 18 years or older
• Maternal gestational age ≤ 20 weeks with viable singleton pregnancy documented on first trimester ultrasound with an intention to continue pregnancy to term
• Plans to continue receiving antenatal care at the recruitment site/network
• Maternal characteristics include at least one of the following:
• Self identifies as Black/African American
• Self identifies as Hispanic/Latino/a/e/x
• Insured by Medicaid
• Maternal ability to speak English or Spanish
• Completion of baseline data collection (maternal survey data, weight, and height measurement prior to randomization)

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Exclusion Criteria

• Age < 18 years at baseline because of unique developmental differences of adolescents and regulations regarding age of consent
• Underweight (BMI <18 kg/m2) at pre-pregnancy period
• Underlying disease/treatment that might impact weight status (e.g., significant gastrointestinal conditions, major psychiatric disorders, and others at the discretion of the study clinician)
• Unwillingness or inability to complete study visits or intervention components
• Unwillingness or inability to commit to intervention components for self or infant, including plans to move more than 100-mile radius from recruitment site
• Multiple gestations

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Study & Design

• Study Type: INTERVENTIONAL
• Study Design: PARALLEL

Primary Outcome Measures

Name	Time	Method
Maternal postpartum weight retention at 12-months postpartum.	From enrollment to the end of the intervention at 12 months postpartum.	The primary outcome will be calculated as the difference between baseline weight and 12-month postpartum weight. Baseline weight will be defined as the first clinical measure of maternal weight prior to 12 weeks gestation.

Secondary Outcome Measures

Name	Time	Method
Household social needs and maternal perinatal health outcomes	From enrollment to the end of the intervention at 12 months postpartum.	We will obtain patient self-reported measures where applicable for secondary outcomes through validated questionnaires. Secondary outcomes include household food security, gestational weight gain, gestational diabetes, with maternal race and ethnicity and pre-pregnancy body mass index category as effect modifiers.

Trial Locations

Locations (1)

Stanford University; 🇺🇸 Palo Alto, California, United States