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Table 2 Mean value and standard deviation for the subcategory physical and psychological disabilities

From: Impact of maxillary sinus augmentation on oral health-related quality of life

Item Mean ± SD before sinus lift Mean ± SD after sinus lift p value
Have you felt tense because of problems with your teeth, mouth or dentures? 1.8 ± 1.1 0.8 ± 1.0 <0.001
Have you felt bad because the appearance of your teeth has been affected? 1.2 ± 1.2 0.4 ± 0.7 <0.001
Have you avoided eating with other people? 0.4 ± 0.8 0.1 ± 0.3 <0.001
Have you been a bit irritable with other people? 0.3 ± 0.7 0.1 ± 0.4 <0.001
Have you avoided going out? 0.3 ± 0.7 0.0 ± 0.2 <0.001
Have you had problems managing your daily routine? 0.4 ± 0.8 0.1 ± 0.4 <0.001
Have you been unable to work to your full capacity? 0.4 ± 0.8 0. 1 ± 0.4 <0.001
Have you had difficulties to relax? 0.7 ± 1.1 0.3 ± 0.6 <0.001
Have you felt that your general health has worsened? 0.6 ± 1.0 0.2 ± 0.6 <0.001