Table 2 Chi Square Test to compare aesthetic preferences across different professional groups, including dentists, dental students, and laypersons.

From: Comparative analysis of facial aesthetics in AI generated versus conventionally crafted digital smile designs—a cross-sectional study

 

Categories

N

Occupation

Chi square

P value

Dental Student (N (%))

Dentist (N (%))

Others (N (%))

Age:

18–25

161

85 (86.7)

38 (33.9)

38 (34.5)

99.618

<0.001

26–35

91

13 (13.3)

44 (39.3)

34 (30.9)

  

36–45

25

0 (0)

18 (16.1)

7 (6.4)

  

46–55

30

0 (0)

9 (8)

21 (19.1)

  

Above 55

13

0 (0)

3 (2.7)

10 (9.1)

  

Sex:

Female

192

55 (56.1)

76 (67.9)

61 (55.5)

4.442

0.109

Male

128

43 (43.9)

36 (32.1)

49 (44.5)

  

Select the smile design you find more aesthetically pleasing in CASE:1

AI Preferred

100

31 (31.6)

38 (33.9)

31 (28.2)

0.863

0.65

Manual Preferred

220

67 (68.4)

74 (66.1)

79 (71.8)

  

Select the smile design you find more aesthetically pleasing in CASE:2

AI Preferred

98

32 (32.7)

32 (28.6)

34 (30.9)

0.416

0.812

Manual Preferred

222

66 (67.3)

80 (71.4)

76 (69.1)

  

Select the smile design you find more aesthetically pleasing in CASE:3

AI Preferred

126

34 (34.7)

48 (42.9)

44 (40)

1.487

0.476

Manual Preferred

194

64 (65.3)

64 (57.1)

66 (60)

  

Select the smile design you find more aesthetically pleasing in CASE:4

AI Preferred

127

39 (39.8)

44 (39.3)

44 (40)

0.013

0.994

Manual Preferred

193

59 (60.2)

68 (60.7)

66 (60)

  

% preference to AI

0

80

30 (30.6)

25 (22.3)

25 (22.7)

11.231

0.189

25

89

17 (17.3)

38 (33.9)

34 (30.9)

  

50

111

39 (39.8)

32 (28.6)

40 (36.4)

  

75

20

7 (7.1)

8 (7.1)

5 (4.5)

  

100

20

5 (5.1)

9 (8)

6 (5.5)

  
  1. The bold values in Table 2 represent p-values and indicate statistically significant differences among the groups.