Fig 1.
Study flow chart.
Fig 2.
Panfacial CBCT image to calculate facial index.
Fig 3.
Coronal section of CT scan at the level of maxillary sinus.
(A) reference point on lateral wall at 3mm distance form base of the sinus floor, (B) reference point on sinus membrane at 3mm distance from base of the sinus floor).
Fig 4.
Distibution of study sample according to areas examined, facial index, age in years, and gender.
Table 1.
Distribution of mean sinus membrane and lateral wall thickness according to sex of the participants.
Table 2.
Distribution of mean sinus membrane and lateral wall thickness according to age group of cases studied.
Table 3.
Distribution of mean sinus membrane and lateral wall thickness according to facial index of cases studied.
Table 4.
Distribution of mean membrane thickness and mean lateral wall thickness between premolar and molar regions.
Table 5.
Pearson correlation of membrane thickness and lateral wall thickness according to facial indices.
Table 6.
Pearson correlation of membrane thickness and lateral wall thickness according to side, sex and age of sample subjects.