The Tooth and Skin Colour Interrelationship across the Different Ethnic Groups

Table 1

Mean 𝐿, 𝑎, and 𝑏 values and standard deviation among all ethnic groups.

Group	Location	𝐿 value		𝑎 Value		𝑏 value
		Mean	SD	Mean	SD	Mean	SD
Group 1	Tooth	79.26	3.16	0.853	0.99	21.05	3.84
	Ear lobe	44.36	7.06	27.46	4.50	22.12	3.9
	Forehead	51.77	6.17	22.95	3.25	25.36	3.44
	Malar	50.96	6.55	28.78	3.19	24.32	2.96
Group 2	Tooth	80.59	3.23	0.546	0.952	19.57	4.01
	Ear lobe	40.97	9.27	29.09	5.23	22.05	4.80
	Forehead	45.11	7.34	29.72	5.13	24.23	3.77
	Malar	44.84	7.08	30.81	5.41	23.85	3.31
Group 3	Tooth	78.95	4.33	1.132	1.513	19.30	4.95
	Ear lobe	37.79	14.82	26.55	7.96	19.32	6.91
	Forehead	40.61	13.20	26.91	7.56	20.33	6.22
	Malar	41.15	13.58	28.00	7.55	20.23	5.53
Group 4	Tooth	78.33	2.10	0.955	0.564	17.52	2.75
	Ear lobe	190.18	8.44	127	9.37	116.32	10.07
	Forehead	195.95	8.86	130.05	12.23	119.00	13.82
	Malar	192.73	23.25	129.27	11.78	119.09	12.61