From: Relationship of skin complexion with gingival tissue color and hyperpigmentation. A multi-ethnic comparative study
Gender
Gingival Color Category
df
χ2 value
P value
Dark
Medium
Light
No Pigmentation
Male
14 (43.80)
232 (49)
208 (67.10)
10 (41.70)
3
28.462
0.001**
Female
18 (56.20)
241 (51)
102 (32.90)
14 (58.30)