Table 1.

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

Regions assessed	Experienced evaluators	Mean ± SD rating	Cronbach's alpha coefficient	P
Lip	1	2.64 ± 1.22	0.881	<0.001
	2	2.60 ± 0.99
	3	2.84 ± 1.01
	4	2.82 ± 1.12
Nose	1	2.95 ± 1.21	0.888	<0.001
	2	3.07 ± 1.20
	3	3.25 ± 0.89
	4	3.27 ± 1.10
Nasolabial region	1	2.80 ± 0.89	0.848	<0.001
	2	2.78 ± 0.74
	3	3.02 ± 0.76
	4	3.09 ± 0.73

SD: standard deviation.