Study Year of
publication 		Study
design 		Number of
patients 		Recipient site Graft type Graft healing
(weeks) 		Number of
implants 		Implant healing
(weeks) 		Suprastructure
Romito et al. [24] 2022 RCT 32 Maxilla/mandible ABB-MR
(n = 32) 		30 32 7 Single unit fixed dental prosthesis
32 CXBB
(n = 32) 		32
Lima et al. [25] 2018 SM-RCT 8 Maxilla ABB-MR
(n = 8) 		26 8 17 Multiple unit fixed dental prosthesis
CXBB
(n = 8) 		8

RCT = randomized clinical trial; SM-RCT = split-mouth randomized clinical trial; CXBB = equine-derived collagenated xenogenic block; ABB-MR = autogenous bone block graft from mandibular ramus; n = number.