Table 3 Comparison of oral health-related quality of life (OHIP-14 and OIDP) between oral cancer survivors (n = 142) and controls (n = 142)

OHIP-14^b,c

Functional limitation

3.3 ± 2.2

1.4 ± 2.1

<0.001

Physical pain

3.9 ± 2.4

1.8 ± 1.9

<0.001

Psychologycal discomfort

2.7 ± 2.5

0.6 ± 1.2

<0.001

Physical disability

3.7 ± 2.9

1.5 ± 2.1

<0.001

Mental disability

1.6 ± 2.2

0.2 ± 0.9

<0.001

Social disability

1.6 ± 2.2

0.1 ± 0.5

<0.001

Handicap

2.1 ± 2.1

0.3 ± 0.7

<0.001

Overall

18.9 ± 11.8

5.9 ± 6.2

<0.001

OIDP^d,e

Eating

9.8 ± 7.2

3.9 ± 4.8

<0.001

Speaking

7.8 ± 6.5

0.7 ± 1.8

<0.001

Cleaning teeth

1.1 ± 3.3

0.1 ± 0.8

<0.001

Physical activities

2.4 ± 4.7

0.1 ± 0.7

<0.001

Social contact

3.8 ± 6.2

0.2 ± 1.4

<0.001

Sleeping

2.8 ± 4.6

0.2 ± 0.9

<0.001

Smiling

2.3 ± 5.0

0.8 ± 2.3

0.001

Emotional status

6.4 ± 6.9

0.9 ± 2.1

<0.001

Overall

22.9 ± 18.3

4.3 ± 5.5

<0.001