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Active, not recruiting No phase listed Observational Accepts healthy volunteers

Attitudes and Decision-making After Pregnancy Testing Study

ClinicalTrials.gov ID: NCT03888404

Public ClinicalTrials.gov record NCT03888404. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 18, 2026, 10:14 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The ADAPT Study is a longitudinal observational cohort study examining women's pregnancy preferences, pregnancy decision-making processes, and the effects of less preferred (commonly called "unintended") pregnancy on women's lives. This study will enroll and follow prospectively an Underlying Cohort (UC) of women who are not pregnant at baseline. The study will measure the degree to which participants desire to avoid pregnancy multiple times over the course of the year and capture incident pregnancies as they occur over time. Participants experiencing new pregnancies during the one-year UC will be transferred into a new cohort, the Pregnancy and Match Cohort (PMC); these women will be followed over the course of their pregnancy decision-making and health care-seeking to document these processes. In addition, they will be followed through their pregnancies and giving birth to investigate differences in health, well-being, and socioeconomic outcomes associated with carrying a pregnancy to term based on the participant's pre- and post-pregnancy preference about the pregnancy. Finally, a cohort of non-pregnant women from the UC, matched on desire to avoid pregnancy and time at risk of pregnancy, will be followed as part of the PMC. The study will compare the health, well-being, and socioeconomic outcomes of women with new pregnancies and new births to those in the non-pregnant group to assess the effect of pregnancy itself on women. The ADAPT study has the following aims: Aim 1: Assess the factors associated with women's pregnancy preferences, how preferences change over time, and their associations with contraceptive use, incident pregnancy, and feelings about the pregnancy after discovery (Underlying Cohort) Aim 2: Investigate the options that women consider when they become pregnant and the factors that influence their pregnancy decision-making and ability to access desired reproductive health care and services (prenatal, abortion, adoption) (Study A) Aim 3a: Examine the effects of giving birth from a less preferred (or "unintended") pregnancy, measured prospectively on a continuum, as compared to a more preferred pregnancy, on women's health and well-being (Study B1) Aim 3b: Examine the effects of experiencing pregnancy and birth on women's health and well-being, as compared to not experiencing pregnancy (Study B2) This is a social science, behavioral study and does not use clinical data or biological markers.

Study identification

NCT ID
NCT03888404
Recruitment status
Active, not recruiting
Study type
Observational
Phase
Not listed
Enrollment
2,015 participants

Conditions and interventions

Eligibility (public fields only)

Age range
15 Years to 34 Years
Sex
Female
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Mar 16, 2019 (Actual)
Primary completion
Sep 2026 (Estimated)
Completion
Sep 2026 (Estimated)
Last update posted
Apr 28, 2026

2019 – 2026

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
University of California, San Francisco Oakland California 94612 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03888404, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Apr 28, 2026 · Synced Oct 18, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT03888404 live on ClinicalTrials.gov.

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