Comparison of Bone Resorption Rates after Intraoral Block Bone and Guided Bone Regeneration Augmentation for the Reconstruction of Horizontally Deficient Maxillary Alveolar Ridges

Table 1

Descriptive summary of the study sample.

Study variable	Descriptive statistics
Sample size
Patients,	24
Sites,	28
Demographic variables
Gender
M/F, (%)	11 (39.3)/17 (60.7)
Age (years), mean ± sd (min–max)	48.82 ± 10.17 (28–67)
Health status variables
ASA classification
I	24 (100%)
Groups: numbers and sites, (%)
GBR horizontal	15 (53.6)
RBG horizontal	13 (46.4)
Implant torque, (%)
Up	15 (53.6)
Down	13 (46.4)
Edentulism, (%)
Total	8 (28.5)
Partial	20 (71.5)
Prosthesis design, (%)
Fixed	20 (71.4)
Removable	8 (28.6)

ASA, American Society of Anesthesiology; GBR, guided bone regeneration; RBG, ramus block bone graft.