Table 2.

Cronbach's alpha test: verification of the degree of agreement among inexperienced evaluators for esthetic evaluation of the lip, nose, and nasolabial region.

Regions assessed	Inexperienced evaluators	Mean ± SD rating	Cronbach's alpha coefficient	P
Lip	1	2.56 ± 1.12	0.878	<0.001
	2	2.67 ± 1.16
	3	2.84 ± 1.20
	4	2.55 ± 0.79
	5	2.49 ± 0.98
	6	3.44 ± 0.66
Nose	1	2.29 ± 1.33	0.814	<0.001
	2	3.00 ± 1.32
	3	3.38 ± 1.01
	4	2.76 ± 0.69
	5	2.75 ± 0.89
	6	3.85 ± 0.41
Nasolabial region	1	2.80 ± 0.83	0.796	<0.001
	2	3.13 ± 1.12
	3	3.31 ± 1.07
	4	2.98 ± 0.71
	5	2.55 ± 0.77
	6	3.67 ± 0.51

SD: standard deviation.