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Recruiting NCT05492708

NCT05492708 The Heartland Study

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Clinical Trial Summary
NCT ID NCT05492708
Status Recruiting
Phase
Sponsor Heartland Health Research Alliance
Condition Pregnancy Related
Study Type OBSERVATIONAL
Enrollment 2,600 participants
Start Date 2020-01-11
Primary Completion 2027-01

Eligibility & Interventions

Sex Female only
Min Age 18 Years
Max Age N/A
Study Type OBSERVATIONAL

Eligibility Fast-Check

Enter your details for a quick preliminary check. This does not replace medical advice.

What to Expect as a Participant

This is an observational study. You will not receive an experimental treatment; researchers will collect data based on your existing condition or standard treatment.

This trial targets 2,600 participants in total. It began in 2020-01-11 with a primary completion date of 2027-01.

⚠ This information is for research awareness only. Always consult your physician before joining any clinical trial. Participation is voluntary and you may withdraw at any time.

Brief Summary

The Heartland Study is a prospective, observational study that will enroll up to 2,600 pregnant participants across the Heartland States in the U.S.. The objective of the Heartland Study is to address major knowledge gaps concerning the health effects of herbicides on maternal and infant health. The study is being conducted to evaluate the associations between environmental exposures to herbicides during and after pregnancy and reproductive health outcomes. The study is measuring multiple biomarkers of herbicide exposure among pregnant Midwesterners and their partners to evaluate associations with pregnancy and childbirth outcomes, epigenetic biomarkers of exposure, and child development.

Eligibility Criteria

Inclusion Criteria: * Pregnant persons ages 18 or older at time of consent who are ≤20+6 weeks pregnant. Best clinical estimate of gestational age will be utilized for recruitment purposes. Enrollment in the first trimester (≤ 13 + 6) is preferred, but anyone ≤ 20 +6 is permitted. * Living in one of the 13 Heartland Study region states at the time of enrollment (Arkansas, Illinois, Indiana, Iowa, Kansas, Michigan, Minnesota, Missouri, Nebraska, North Dakota, Ohio, South Dakota, or Wisconsin) Optional inclusion of the putative biological father Exclusion Criteria: * Participants who are not fluent in and/or do not fully understand, read, write, or speak the English language. * Other inability to provide informed consent to participate

Contact & Investigator

Central Contact

Kathleen Flannery

✉ kamaflan@iu.edu

📞 317-880-3961

Frequently Asked Questions

Who can join the NCT05492708 clinical trial?

This trial is open to female participants only, aged 18 Years or older, studying Pregnancy Related. Full inclusion and exclusion criteria are listed in the Eligibility Criteria section. Always confirm your eligibility with the research team before applying.

Is NCT05492708 currently recruiting?

Yes, NCT05492708 is actively recruiting participants. Contact the research team at kamaflan@iu.edu for enrollment information.

Where is the NCT05492708 trial being conducted?

This trial is being conducted at Indianapolis, United States, Iowa City, United States, La Crosse, United States, Marshfield, United States.

Who is sponsoring the NCT05492708 clinical trial?

NCT05492708 is sponsored by Heartland Health Research Alliance. The trial plans to enroll 2,600 participants.

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ClinicalMetric — Independent clinical trial intelligence platform. Not affiliated with NIH, ClinicalTrials.gov, the U.S. FDA, or any pharmaceutical company, hospital, or clinical research organization. Trial data is sourced from ClinicalTrials.gov for informational purposes only and does not constitute medical advice. Do not make any treatment, enrollment, or health decisions based solely on information found here — always consult a qualified healthcare professional. Full Disclaimer  ·  Last Reviewed: July 2026  ·  Data Methodology