Changes

September 2021 saw the publication of two huge population studies on the relationship of circumcision and HIV infection.:

# Mayan et al. (2021) carried out a massive empirical study of the male population of the province of Ontario, [[Canada]] (569,950 males), of whom 203,588 (35.7%) were circumcised between 1991 and 2017. The study concluded that circumcision status is not related to risk of HIV infection.<ref name="mayan2021">{{REFjournal

[[Morten Frisch]] & Jacob Simonsen (2021) carried out a large scale empirical population study in [[Denmark]] of 855,654 males regarding the alleged value of male No association between circumcision in preventing HIV status and other sexually transmitted infections in men. They found that circumcised men have a higher rate risk of STI and HIV infection overall than intact men.<ref name="frisch2021">{{REFjournal |last=Frisch |first=Morten |init=M |author-link=Morten Frisch |last2=Simonsen |first2=Jacob |init2=J |author2-link= |etal=no |title=Non-therapeutic male circumcision in infancy or childhood and risk of human immunodeficiency virus and other sexually transmitted infections: national cohort study in Denmark |journal=Eur J Epidemiol |date=2021-09-26 |volume=Published online ahead of print |url=https://link.springer.com/article/10.1007/s10654-021-00809-6 |pubmedID=34564796 |DOI=10was found.1007/s10654-021-00809-6 |accessdate=2021-10-20}}</ref>