Digit ratio - Wikipedia
The digit ratio is the ratio taken of the lengths of different digits or fingers on a hand. The most commonly studied digit ratio is that of the 2nd (index finger) and 4th (ring finger), also referred to as the 2D:4D ratio, measured on the palm side.
5 Things a Man's Finger Length Says About Him | Live Science
Feb 21, 2015 · Men with small digit-ratios (shorter index fingers relative to ring fingers) engaged in roughly a third more agreeable behaviors toward women, and a third fewer quarrelsome ones, than men with...
Digit Ratio: How to Measure It & What it Says about Your Personality
To calculate your digit ratio, simply divide the length of your index finger (“2D”) by that of your ring finger (“4D”) as follows: Index Finger Length / Ring Finger Length = Digit Ratio. Or, to express the same thing using different terminology: 2D / 4D = Digit Ratio.
The Neuroscience of Finger Length Ratio and Athletic Prowess
Oct 14, 2016 · The digit ratio 2D:4D refers to the difference in length between the second digit (index) and fourth digit (ring) fingers. This ratio is calculated by dividing the length of the index finger...
Digit Ratio - SpringerLink
Jan 1, 2021 · Digit ratio is sexually dimorphic with males typically having longer 4th digits relative to 2nd digits than do females (male 2D:4D < female 2D:4D). The sex difference in 2D:4D suggests an involvement of sex steroids (primarily testosterone [T] and estrogen [E]) and a developmental origin that predates puberty and may indeed extend back to the ...
Digit Ratio (2D:4D) Calculator: Meaning & Prenatal Testosterone ...
What is Digit Ratio? The digit index ratio, or 2D:4D ratio, measures the length of a person’s index finger (2D) divided by their ring finger (4D). Influenced by prenatal androgen exposure, this ratio varies among individuals.
Digit Ratio - SpringerLink
Jan 23, 2017 · Digit ratio is the ratio of the length of two fingers. Often it refers to the ratio of the length of the index finger to that of the fourth finger, or 2D:4D. It is a tentative biomarker of prenatal testosterone exposure.
Digit ratio and personality and individual differences. - APA PsycNet
Digit ratio is, in general, stable in postnatal growth but with a tendency to increase, with right 2D:4D showing the greatest stability. Much of the sex difference in 2D:4D resides in the bones of the fingers, giving stability to the trait.
Digit Ratio - an overview | ScienceDirect Topics
Digit Ratio refers to the relative lengths of the index finger and ring finger, which have been studied in relation to various conditions like CAH, AIS, and Klinefelter's syndrome to understand their potential links with prenatal androgen exposure and sexual orientation.
Digit Ratio Calculator
Aug 13, 2024 · Enter the length of your index finger (in) and the length of your ring finger (in) into the Digit Ratio Calculator. The calculator will evaluate and display the Digit Ratio.