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Table 1 Descriptive statistics of the FWLC of the right and left hands digits

From: Adjacent digit fingerprint white line count differences: a pointer to sexual dimorphism for forensic application

  

Male

Female

Digits

Designation

Min

Max

Mean ± SD

Min

Max

Mean ± SD

Right thumb

R1

0

6

1.03 ± 1.13

0

8

2.13 ± 1.66

Right index

R2

0

8

0.47 ± 0.92

0

11

1.43 ± 1.78

Right middle

R3

0

5

0.56 ± 0.94

0

9

1.87 ± 2.06

Right ring

R4

0

10

0.58 ± 1.22

0

17

2.35 ± 2.81

Right little

R5

0

10

0.49 ± 1.20

0

11

2.03 ± 2.40

Left thumb

L1

0

5

1.24 ± 1.29

0

12

2.71 ± 1.90

Left index

L2

0

9

0.85 ± 1.29

0

11

2.24 ± 2.03

Left middle

L3

0

7

0.92 ± 1.38

0

15

2.53 ± 2.54

Left ring

L4

0

7

0.93 ± 1.47

0

17

3.31 ± 2.99

Left little

L5

0

5

0.66 ± 1.15

0

12

2.77 ± 2.89

  1. 25th–75th inter quartile range, min minimum, max maximum, SD standard deviation, d difference, R right, L left, 1–5 first to fifth digits