Table 6.

MINORS

Author		Clearly stated aim	Inclusion of consecutive patients	Prospective data collection	Endpoints appropriate to study aim	Unbiased assessment of study endpoint	Follow-up period appropriate to study aim	< 5% lost to follow-up	Prospective calculation of study size	Adequate control group	Contemporary groups	Baseline equivalence of groups	Adequate statistical analyses	Total score (…/16)
NON COMPARATIVE STUDIES
Schulte	2000	2	2	1	2	0	2	2	0	-	-	-	-	11
Jang	2002	1	0	0	1	0	2	1	0	-	-	-	-	5
Disch	2011	1	2	0	2	0	2	2	0	-	-	-	-	9
Rajpal	2012	2	1	2	2	0	2	2	0	-	-	-	-	11
Burkett	2012	1	0	1	1	0	1	2	0	-	-	-	-	6
Anselmetti	2013	1	2	0	2	0	1	2	0	-	-	-	-	8
Tan	2013	1	2	0	2	0	1	2	0	-	-	-	-	8
Anselmetti	2013	1	2	0	2	0	1	2	0	-	-	-	-	8
Ringel	2017	1	1	0	2	0	2	2	0	-	-	-	-	8
Tedesco	2017	2	2	2	2	0	2	2	0	-	-	-	-	12
Boriani	2018	2	2	2	2	0	2	2	0	-	-	-	-	12
Laux	2018	1	0	1	1	0	1	2	0	-	-	-	-	6
Boriani	2020	2	2	2	2	0	2	2	0	-	-	-	-	12
Pipola	2020	2	0	1	1	0	2	2	0	-	-	-	-	8
Wagner	2021	1	1	0	2	0	2	2	0	-	-	-	-	8
Neal	2021	2	2	0	2	0	2	2	0	-	-	-	-	10
Trungu	2021	2	2	2	2	0	2	2	0	-	-	-	-	12
Shen	2022	2	1	0	2	0	1	2	0	-	-	-	-	8
COMPARATIVE STUDIES														Total score (…/24)
Sakaura	2019	1	1	2	2	0	2	2	0	2	2	1	2	17
Cofano	2020	2	2	0	2	0	2	2	0	2	1	2	2	17