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Table 2 Gender-based variation in mean sizes of the lips among the study population (n = 300; Indian: 75 males and 75 females, Malaysian-Chinese: 75 males and 75 females)

From: Lip print evaluation of Indian and Malaysian-Chinese subjects by manual and digital methods: a correlational study with gender and ethnicity

Group

 

Length—upper lip

p-value*

Length—lower lip

p-value*

Mean

SD

Mean

SD

Indian male

5.28

0.51

0.167

5.63

0.67

0.167

Indian female

4.96

0.43

5.26

0.49

 

Width—upper lip

p-value*

Width—lower lip

p-value*

Mean

SD

Mean

SD

Indian male

0.98

0.17

0.2

1.13

0.18

0.074

Indian female

0.89

0.14

0.99

0.15

 

Length—upper lip

p-value*

Length—lower lip

p-value*

Mean

SD

Mean

SD

Malaysian-Chinese male

5.52

0.52

0.032

5.67

0.57

0.035

Malaysian-Chinese female

5.08

0.41

5.16

0.42

 

Width—upper lip

p-value*

Width—lower lip

p-value*

Mean

SD

Mean

SD

Malaysian-Chinese male

1.15

0.19

0.320

1.30

0.20

0.743

Malaysian-Chinese female

1.08

0.16

1.16

0.18

Gender

 

Length—upper lip

p–value*

Length—lower lip

p-value*

Mean

SD

Mean

SD

Male

5.40

0.53

< 0.001

5.66

0.63

< 0.001

Female

5.03

0.43

5.21

0.46

 

Width—upper lip

p-value*

Width—lower lip

p-value*

Mean

SD

Mean

SD

Male

1.07

0.20

< 0.001

1.22

0.21

< 0.001

Female

0.99

0.18

1.08

0.19

  1. *Independent sample t test; p ≤ 0.05 is considered significant