3 ms·
A trustworthy source IMO. https://cks.nice.org.uk/topics/contraception-assessment/background-information/comparative-effectiveness-of-contraceptive-methods/ ht
by graemep 1y ago
A trustworthy source IMO.
https://cks.nice.org.uk/topics/contraception-assessment/background-information/comparative-effectiveness-of-contraceptive-methods/ https://cks.nice.org.uk/topics/contraception-assessment/back...
The source you cite lacks an independent source for the Marquette model claims, and only single studies (cherry picked?) for the others. A recent Chochrane review states "the comparative efficacy of fertility awareness‐based methods for contraception remains unknown."
https://www.cochranelibrary.com/cdsr/doi/10.1002/14651858.CD004860.pub2/full?highlightAbstract=awar%7Cawareness%7Cfertility%7Cfertil https://www.cochranelibrary.com/cdsr/doi/10.1002/14651858.CD...