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Table 3 Mean value and standard deviation for the subcategory complaints due to the surgical procedure

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

Item Mean ± SD pre-operative Mean ± SD post-operative Mean ± SD in the last time
Have you felt pain in your mouth? 0.9 ± 1.1 1.2 ± 1.0 0.3 ± 0.6
Have you had difficulties with your mouth opening? 0.2 ± 0.6 0.5 ± 0.9 0.1 ± 1.0
Have you had painful gums? 0.9 ± 1.0 1.0 ± 1.1 0.5 ± 0.8
Have you had a sore or infected jaw? 0.7 ± 0.9 0.7 ± 0.9 0.3 ± 0.7
Have you had headaches? 0.5 ± 0.9 0.5 ± 0.8 0.4 ± 0.7
Have you had ostealgia? 0.3 ± 0.7 0.6 ± 1.1 0.2 ± 0.5
Have you had pain in your maxillary sinus? 0.4 ± 1.0 0.5 ± 0.8 0.1 ± 0.5
Have you had a maxillary sinusitis? 0.3 ± 0.7 0.3 ± 0.6 0.2 ± 0.5
Have you had swellings in your mouth? 0.4 ± 0.7 0.9 ± 0.9 0.2 ± 0.5
Have you had numbness in your mouth? 0.2 ± 0.5 0.5 ± 0.9 0.2 ± 0.6
Have you had poor taste in your mouth? 0.6 ± 0.8 0.5 ± 0.8 0.2 ± 0.5