Table 4 Association between the CPQ_11–14 scores and perception of dental aesthetics

How much do you like the look of your teeth

Never (n = 100)

6.01 ± 3.82

6.95 ± 5.50

8.64 ± 7.97

6.07 ± 7.41

27.67 ± 19.94

Moderately (n = 349)

4.73 ± 3.28

4.78 ± 4.57

3.81 ± 5.18

2.92 ± 4.38

16.24 ± 13.87

Very much (n = 242)

3.74 ± 2.99

3.42 ± 3.37

1.46 ± 2.90

1.06 ± 2.02

9.67 ± 8.41

Sig

< 0.001

< 0.001

< 0.001

< 0.001

< 0.001

Your teeth are

Less beautiful than others (n = 90)

6.74 ± 4.11

6.74 ± 5.45

8.83 ± 8.17

6.12 ± 7.06

28.44 ± 19.52

Like others (n = 504)

4.28 ± 2.96

4.29 ± 4.10

2.94 ± 4.48

2.11 ± 3.63

13.62 ± 11.98

More beautiful than others (n = 96)

4.06 ± 3.70

4.41 ± 4.94

2.81 ± 5.11

2.81 ± 5.24

14.09 ± 15.63

Sig

< 0.001

< 0.001

< 0.001

< 0.001

< 0.001

You think your teeth are

Less aligned than others (n = 186)

5.47 ± 3.32

5.88 ± 4.81

5.97 ± 6.98

4.20 ± 6.17

21.52 ± 17.37

Aligned as others (n = 431)

4.13 ± 3.19

4.00 ± 4.19

2.80 ± 4.55

2.07 ± 3.51

12.99 ± 12.19

More aligned than others (n = 73)

4.92 ± 3.79

5.12 ± 4.69

3.16 ± 5.31

2.86 ± 5.21

16.07 ± 15.44

Sig

< 0.001

< 0.001

< 0.001

< 0.001

< 0.001