Table 1 Mean age, anthropometric measures, 2D:4D ratios and Δ2D:4D of study participants.

From: The 2D:4D index is associated with the development of excess body weight in adults, but not with the rate of weight loss following bariatric surgery

Features

Males N = 239

Females N = 164

Normal body weight

N = 96

Overweight

N = 91

Obese

N = 52

Normal body weight

N = 57

Overweight

N = 34

Obese

N = 73

\({\overline{\text{x}}}\)

SD

\({\overline{\text{x}}}\)

SD

\({\overline{\text{x}}}\)

SD

\({\overline{\text{x}}}\)

SD

\({\overline{\text{x}}}\)

SD

\({\overline{\text{x}}}\)

SD

Age [yrs.]

44.34

12.52

49.36

18.04

49.11

13.23

47.50

10.71

48.18

11.83

42.46

11.73

B-v [cm]

181.0

6.8

178.4

7.8

176.7

6.3

164.8

7.0

162.8

6.9

165.0

5.7

2DR [mm]

74.1

3.9

73.6

4.2

73.5

4.6

69.6

4.5

70.7

4.0

69.7

3.5

4DR [mm]

76.6

4.0

75.2

4.7

74.8

4.9

71.1

4.8

71.9

4.1

70.2

4.0

2DL [mm]

74.4

3.4

73.3

4.1

73.8

4.3

70.0

4.3

70.9

3.7

69.8

3.5

4DL [mm]

76.3

4.1

75.1

4.6

74.7

4.8

70.6

4.8

71.6

4.1

69.8

3.8

2D:4DR

0.968

0.032

0.980

0.032

0.983

0.041

0.979

0.037

0.984

0.033

0.993

0.028

2D:4DL

0.975

0.028

0.976

0.030

0.989

0.033

0.993

0.032

0.992

0.036

1.001

0.026

Δ2D:4D

 − 0.006

0.028

0.004

0.024

 − 0.005

0.039

 − 0.014

0.029

 − 0.008

0.038

 − 0.007

0.017

  1. \({\overline{\text{x}}}\), mean; SD, standard deviation; B-v, body height; 2D, second finger length; 4D, fourth finger length; 2D:4D, second to fourth digit ratio; R, right hand; L, left hand; Δ2D:4D = 2D:4DR -2D:4DL.