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Typical use effectiveness of Natural Cycles: postmarket surveillance study investigating the impact of previous contraceptive choice on the risk of unintended pregnancy

OBJECTIVE: To investigate the association between contraceptive effectiveness of Natural Cycles and users’ previous choice of contraceptive, and to evaluate the impact of shifting from other methods to Natural Cycles on the risk of unintended pregnancy. SETTING: Natural Cycles mobile application. PA...

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Bibliographische Detailangaben
Veröffentlicht in:BMJ Open
Hauptverfasser: Bull, Jonathan, Rowland, Simon, Lundberg, Olof, Berglund-Scherwitzl, Elina, Gemzell-Danielsson, Kristina, Trussell, James, Scherwitzl, Raoul
Format: Artigo
Sprache:Inglês
Veröffentlicht: BMJ Publishing Group 2019
Schlagworte:
Online Zugang:https://ncbi.nlm.nih.gov/pmc/articles/PMC6475236/
https://ncbi.nlm.nih.gov/pubmed/30904873
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1136/bmjopen-2018-026474
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