ReviewSeminars in fetal & neonatal medicine2014
Progesterone to prevent spontaneous preterm birth.
Review in Seminars in fetal & neonatal medicine, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 43 papers, 6 of them syntheses that pooled it.
What it found
Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.
The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.
Who cites it
43 citing papers in PubMed, 6 syntheses or guidelines pooled it, 96 citations in OpenAlex.
- Environmental risk factors for schizophrenia spectrum disorders around the globe: a mapping review of the literature.Epidemiology and psychiatric sciences · 2025Pooled it
- Cervical stitch (cerclage) in combination with other treatments for preventing spontaneous preterm birth in singleton pregnancies.The Cochrane database of systematic reviews · 2020Pooled it
- Cervical pessary to prevent preterm birth in asymptomatic high-risk women: a systematic review and meta-analysis.American journal of obstetrics and gynecology · 2020Pooled it
- Vaginal progesterone is as effective as cervical cerclage to prevent preterm birth in women with a singleton gestation, previous spontaneous preterm birth, and a short cervix: updated indirect comparison meta-analysis.American journal of obstetrics and gynecology · 2018Pooled it
- Vaginal progesterone for preventing preterm birth and adverse perinatal outcomes in singleton gestations with a short cervix: a meta-analysis of individual patient data.American journal of obstetrics and gynecology · 2018Pooled it
- Vaginal progesterone decreases preterm birth ≤ 34 weeks of gestation in women with a singleton pregnancy and a short cervix: an updated meta-analysis including data from the OPPTIMUM study.Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology · 2016Pooled it
- Management of threatened preterm labor based on cervical length: a randomized controlled trial.BMC pregnancy and childbirth · 2026Trial
- Comparison of oral Dydrogesterone and 17-α hydroxyprogesterone caprate in the prevention of preterm birth.BMC pregnancy and childbirth · 2022Trial
- Narrative Review on Therapies That Influence Inflammatory Responses During Extremely Premature Perinatal Respiratory Transition.Acta paediatrica (Oslo, Norway : 1992) · 2026Review
- Nestorone, a potent progestin, exhibits anti-inflammatory activity and prevents preterm birth in murine models of premature labor.American journal of obstetrics and gynecology · 2026Article
- Maternal metabolomic signatures for risk of preterm and early term birth in African American women.Nature health · 2026Article
- Updates in Contemporary Management of Singleton Pregnancies Complicated by a Short Cervix.Journal of clinical medicine · 2025Review
- Review
- A genome scale transcriptional regulatory model of the human placenta.Science advances · 2024Article
- Article
- Screening and prevention of preterm birth: how is it done in clinical practice?Revista brasileira de ginecologia e obstetricia : revista da Federacao Brasileira das Sociedades de Ginecologia e Obstetricia · 2024Article
- Genetic association study of Preterm birth and Gestational age in a population-based case-control study in Peru: Genetics of PTB and GA in pregnant women in Peru.medRxiv : the preprint server for health sciences · 2023Article
- Article
- Epithelial to mesenchymal transition (EMT) of feto-maternal reproductive tissues generates inflammation: a detrimental factor for preterm birth.BMB reports · 2022Article
- "Advances in Preterm Delivery"-How Can We Advance Further?Journal of clinical medicine · 2022Article
Corrections and comments
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Authors and funding
5 authors at 3 institutions in 1 country.
Funding
Abstract
Preterm birth is the leading cause of perinatal morbidity and mortality worldwide, and its prevention is an important healthcare priority. Preterm parturition is one of the 'great obstetrical syndromes' and is caused by multiple etiologies. One of the mechanisms of disease is the untimely decline in progesterone action, which can present as a clinically silent sonographic short cervix in the midtrimester. The detection of a short cervix in the midtrimester is a powerful risk factor for preterm delivery. Vaginal progesterone can reduce the rate of preterm delivery by 45% and the rate of neonatal morbidity (admission to the neonatal intensive care unit, respiratory distress syndrome, need for mechanical ventilation, etc.). To prevent one case of spontaneous preterm birth <33 weeks of gestation, 11 patients with a short cervix would need to be treated (based on an individual patient meta-analysis). Vaginal progesterone reduces the rate of spontaneous preterm birth in women with a short cervix, both with and without a prior history of preterm birth. In patients with a prior history of preterm birth, vaginal progesterone is as effective as cervical cerclage to prevent preterm delivery. 17α-Hydroxyprogesterone caproate has not been shown to be effective in reducing the rate of spontaneous preterm birth in women with a short cervix.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.