A Randomized Trial of Progesterone in Women with Bleeding in Early Pregnancy
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Le résumé fourni par la source
BACKGROUND: Bleeding in early pregnancy is strongly associated with pregnancy loss. Progesterone is essential for the maintenance of pregnancy. Several small trials have suggested that progesterone therapy may improve pregnancy outcomes in women who have bleeding in early pregnancy. METHODS: We conducted a multicenter, randomized, double-blind, placebo-controlled trial to evaluate progesterone, as compared with placebo, in women with vaginal bleeding in early pregnancy. Women were randomly assigned to receive vaginal suppositories containing either 400 mg of progesterone or matching placebo twice daily, from the time at which they presented with bleeding through 16 weeks of gestation. The primary outcome was the birth of a live-born baby after at least 34 weeks of gestation. The primary analysis was performed in all participants for whom data on the primary outcome were available. A sensitivity analysis of the primary outcome that included all the participants was performed with the use of multiple imputation to account for missing data. RESULTS: A total of 4153 women, recruited at 48 hospitals in the United Kingdom, were randomly assigned to receive progesterone (2079 women) or placebo (2074 women). The percentage of women with available data for the primary outcome was 97% (4038 of 4153 women). The incidence of live births after at least 34 weeks of gestation was 75% (1513 of 2025 women) in the progesterone group and 72% (1459 of 2013 women) in the placebo group (relative rate, 1.03; 95% confidence interval [CI], 1.00 to 1.07; P = 0.08). The sensitivity analysis, in which missing primary outcome data were imputed, resulted in a similar finding (relative rate, 1.03; 95% CI, 1.00 to 1.07; P = 0.08). The incidence of adverse events did not differ significantly between the groups. CONCLUSIONS: Among women with bleeding in early pregnancy, progesterone therapy administered during the first trimester did not result in a significantly higher incidence of live births than placebo. (Funded by the United Kingdom National Institute for Health Research Health Technology Assessment program; PRISM Current Controlled Trials number, ISRCTN14163439.).
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Le contrôle bibliographique ouvert
DOI retrouvé dans Crossref DOI retrouvé ; titre concordant.
- Titre Crossref
- A Randomized Trial of Progesterone in Women with Bleeding in Early Pregnancy
- Date Crossref
- 09/05/2019
- Éditeur
- Massachusetts Medical Society
- Type
- journal-article
Ce recoupement confirme des métadonnées liées au DOI. Il ne confirme ni la méthode ni les conclusions de l’étude, et il ne compte pas comme une seconde source scientifique indépendante.
Où se fait cette recherche
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Nottingham University Hospitals NHS Trust pays non établi dans la noticeÉtablissement de santé
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Miscarriage Association pays non établi dans la noticeOrganisation à but non lucratif
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Tommy's pays non établi dans la noticeOrganisme public
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University of Birmingham pays non établi dans la noticeUniversité ou école supérieure
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The University of Melbourne pays non établi dans la noticeUniversité ou école supérieure
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University of Nottingham pays non établi dans la noticeUniversité ou école supérieure
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Nottingham City Hospital pays non établi dans la noticeÉtablissement de santé
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South Tyneside and Sunderland NHS Foundation Trust pays non établi dans la noticeOrganisation à but non lucratif
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East Lancashire Hospitals NHS Trust pays non établi dans la noticeÉtablissement de santé
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Chelsea and Westminster Hospital NHS Foundation Trust pays non établi dans la noticeÉtablissement de santé
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Middlesex Hospital pays non établi dans la noticeÉtablissement de santé
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Newcastle upon Tyne Hospitals NHS Foundation Trust London pays non établi dans la noticeÉtablissement de santé
Nottingham University Hospitals NHS Trust, Miscarriage Association et Tommy's, avec 9 autres affiliations.
Une affiliation ne permet pas de déduire la nationalité d’un auteur.