Does digit ratio （2D：4D） predict penile length？  

作　　者：Denise Brooks McQuade 

机构地区：[1]Department of Biology, Skidmore College, SaratogaSprings, NY 12866, USA

出　　处：《Asian Journal of Andrology》2011年第5期667-668,共2页亚洲男性学杂志（英文版）

摘　　要：Now advertized in at least one locale as the ＇sexy ratio＇ with the caption, ＇Your hands give away your hotness＇ （http：//io9.com/ #!5794008; accessed 3 May 2011）, an online summary of a recent study linking facial attractiveness to the ratio of the index and ring fingers1 indicates that digit ratio （2D：4D） research has reached mainstream culture. Digit ratio, most commonly the ratio of the index to ring fingers in humans, is sexually dimorphic （males have lower values than females） with greater differences on their right hand.Now advertized in at least one locale as the ＇sexy ratio＇ with the caption, ＇Your hands give away your hotness＇ （http：//io9.com/ #!5794008; accessed 3 May 2011）, an online summary of a recent study linking facial attractiveness to the ratio of the index and ring fingers1 indicates that digit ratio （2D：4D） research has reached mainstream culture. Digit ratio, most commonly the ratio of the index to ring fingers in humans, is sexually dimorphic （males have lower values than females） with greater differences on their right hand.

分 类 号：O121.5[理学—数学] S966.28[理学—基础数学]