Research Article

The Relation between Morphology of Maxillary Sinus after Augmentation in Three Classification Methods and Residual Bone Height: A Retrospective Study

Figure 6

The mean RBH of different morphological classifications based on the sagittal plane (; power = 0.83). (a) Type A: tent type; (b) Type B: flat type; (c) Type C: one-sided dehiscence type; (d) Type D: two-sided dehiscence type.