Table 1.

Type of bone graft procedures and frequencies in each sextant

	Ant Mx	Post Mx	Ant Mn	Post Mn	Total	Percent
No BG	29	120	50	195	394	49.7
GBR	72	22	3	83	180	22.7
SL + BAO	0	175	0	0	175	22.1
BBG	26	5	4	8	43	5.4
Total	127	322	57	286	792	100.0
% of BG	77.2	62.7	12.3	31.8	50.3	100.0

Mx maxilla, Mn mandible, Post posterior, BG bone graft, GBR guided bone regeneration, SL sinus lifting, BAO bone-added osteotome, BBG block bone graft