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

From: Oral and general health-related quality of life in patients treated for oral cancer compared to control group

Variable Cases Controls p a
Mean ± sd Mean ± sd
OHIP-14b,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
OIDPd,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
  1. aStudent’s t test; bOHIP-14: Oral Health Impact Profile; cthe effect size of the difference was 1.38 (95% CI: 1.12-1.64); dOIDP: Oral Impacts on Daily Performances; ethe effect size of the difference was 1.38 (95% CI: 1.12-1.64).