Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Cervix; Pregnancy clinical trials
2 of 3 indexed Cervix; Pregnancy trials are currently recruiting.
Corpus placement: #5,209 of 28,707 conditions by registered trial count.
3 US clinical trials · 2 currently recruiting · #5,209 of 28,707 conditions by registered trial count
Cervix; Pregnancy: 3 US clinical trials tracked, 2 recruiting.
Cervix; Pregnancy is the subject of 3 registered US clinical trials on ClinicalTrials.gov, 2 of them currently open to new participants. The most active sponsor is John O'Brien, MD, running 1 of these trials.
Enrollment posture brief
Registry condition cervix-pregnancy
OPEN 2 | RECR 67% | LATE 0 | EARLY 0 | RANK #5209 | SPON 1
Volume-matched condition peers
Nearest open-share peer: Acute Hypoxemic Respiratory Failure (67% recruiting · 6 trials)
Cervix; Pregnancy lists 2 open slots (67% of 3 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →
Key findings
What ClinicalTrials.gov does not surface for Cervix; Pregnancy on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.
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Cervix; Pregnancy is recruiting above its size-band peers.
2 of 3 indexed trials (66.7%) are open to enrollment, against a 46.5% average across 27,806 conditions with fewer than 20 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.
Open and recent trials
3 total, page 1 of 1
Effects of Systematic Cervical Exam Training on Labor and Delivery Care
Wake Forest University Health Sciences
NCT04421768
Prospective Evaluation of Pathways for Preterm Birth
John O'Brien, MD
NCT05246579
Sound Check-Correlation Between Transperineal and Digital Cervical Exam in 3rd Trimester Pregnancy
Baylor College of Medicine
NCT05260333
Phase Distribution
Phase data not available
Top Sponsors
Named interventions
Most-linked intervention names on Cervix; Pregnancy records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Cervix; Pregnancy trials. A trial with sites in several states counts in each.
Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.
Related
What to do with this Cervix; Pregnancy page
3 registered trials, 2 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 2 Cervix; Pregnancy trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- John O'Brien, MD sponsors the most Cervix; Pregnancy trials on record, review their full trial history before evaluating a specific study. See John O'Brien, MD's trials
- Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide
Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.
Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Cervix; Pregnancy condition card totals 3 registered trials; most-linked intervention Butterfly iQ transperineal ultrasound exam; top US site state Texas. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.