Due to the limited evidence available and the risk of bias in the published results, the evidence that neutering reduces the risk of mammary neoplasia, and the evidence that age at neutering has an effect, are judged to be weak and are not a sound basis for firm recommendations.
----- >こんにちは、英文の記事よりも、下記のような論文のほうが、より強力なエビデンスになりますよ。結論としては、 > >Due to the limited evidence available and the risk of bias in the published results, the evidence that neutering reduces the risk of mammary neoplasia, and the evidence that age at neutering has an effect, are judged to be weak and are not a sound basis for firm recommendations. > >積極的な避妊を勧められるほど、強い根拠はない、ということのようです。 > > <small> <a href="http://www.ncbi.nlm.nih.gov/pubmed/22647210"; target="_blank">http://www.ncbi.nlm.nih.gov/pubmed/22647210<;/a></small> ----- (2013.10.04 20:05:42)