research Are 2D:4D finger-length ratios an indicator of androgenetic alopecia in males? 8 citations , April 2016 in “Anais Brasileiros De Dermatologia” Right hand finger ratio may predict male hair loss.
research Digit-length ratios (2D:4D) as a phenotypic indicator of in utero androgen exposure is not prognostic for androgenic alopecia: a descriptive-analytic study of 1200 Iranian men 3 citations , June 2016 in “Dermatology Reports” Finger length ratios don't predict baldness in men.
research Is There an Association Between Male Alopecia Areata and the Ratio of Second to Fourth Finger Length? September 2024 in “Turkish Journal of Dermatology” A lower second to fourth finger length ratio may predict male alopecia areata.
research Akne Vulgaris Hastalarında İkinci Parmağın Dördüncü Parmağa Oranının (2D:4D) ve Otizm Puanlarının Sağlıklı Kontroller ile Karşılaştırılması January 2020 in “AYBU AVESIS” No significant differences in finger ratios or autism scores were found between acne patients and healthy individuals.
research 1451 THE ASSOCIATION BETWEEN MALE PATTERN BALDNESS AND SECOND TO FORTH FINGER RATIO WITH PROSTATE CANCER- A PROSPECTIVE COHORT STUDY April 2012 in “The Journal of Urology” Male pattern baldness may predict prostate cancer risk.