Clinical Efficacy and Safety of Different Dental Prosthetic Membranes in Guided Bone Regeneration during Dental Implants: A Meta-Analysis

Table 1

Characteristics of eligible studies.

Study	Year	Country	Groups	Sex (male/female)	Age (years)	n	Years of onset
Basler	2018	Switzerland	Resorbable membrane	11/12	56.6 ± 17.4	12	January 2015 to January 2018
			Non-resorbable membrane			11
Cui	2019	China	Resorbable membrane	44/36	47.4 ± 4.25	40	February 2016 to February 2018
			Non-resorbable membrane			40
Huang	2016	China	Resorbable membrane	63/37	50.8 ± 1.9	50	August 2013 to February 2015
			Non-resorbable membrane			50
Naenni	2016	Switzerland	Resorbable membrane	13/14	51.85 ± 29.7	13	March 2010 and January 2013
			Non-resorbable membrane			14
Wang	2018	China	Resorbable membrane	39/37	40.25 ± 18.75	38	July 2017 to July 2018
			Non-resorbable membrane			38
Wang	2020	China	Resorbable membrane	49/45	42.4 ± 5.55	47	December 2017 to December 2018
			Non-resorbable membrane			47
Yang	2016	China	Resorbable membrane	41/25	45.07 ± 6.5	33	January 2014 to January 2015
			Non-resorbable membrane			33
Zhuang	2016	China	Resorbable membrane	36/24±	36.4 ± 9.09	30	January 2013 to May 2015
			Non-resorbable membrane			30