From: Involvement of the maxillary sinus ostium (MSO) in the edematous processes after sinus floor augmentation: a cone-beam computed tomographic study
Gender
Age (years)
Smokers
Side
Type of edentulism
Ostium position
39 females; 20 males
53.3 ± 9.1
Name
42 right; 30 left
58 partial, 14 total
21 PM1, 31 PM2, 20 M1