Table A5:

AMSTAR Scores of Included Systematic Reviews

Author, Year	AMSTAR Scorea	(1) Provided Study Design	(2) Duplicate Study Selection	(3) Broad Literature Search	(4) Considered Status of Publication	(5) Listed Excluded Studies	(6) Provided Characteristics of Studies	(7) Assessed Scientific Quality	(8) Considered Quality in Report	(9) Methods to Combine Appropriate	(10) Assessed Publication Bias	(11) Stated Conflict of Interest
Bishop and Mudge, 201492	3		X	✓	X	X	✓	X	X	X	X	X
De Laet et al, 200893	9	✓	X	✓	✓	X	✓	✓	✓	✓	✓b	✓
Game et al, 201539	9	✓	✓	✓	✓	X	✓	✓	✓	✓	X	✓
Goldman, 200940	9	✓	X	✓	✓	X	✓	✓	✓	✓	✓c	✓
Hailey et al, 200794	7	✓	✓	✓	✓	X	✓	X	X	✓	X	✓
Hinchliffe et al, 200895	9	✓	X	✓	✓	X	✓	✓	✓	✓	✓c	✓
Huang et al, 201515	10	✓	✓	✓	X	✓	✓	✓	✓	✓	✓c	✓
Kranke et al, 201541	11	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓
Lui et al, 201396	9	✓	✓	✓	✓	X	✓	✓	✓	✓	✓	X
MAS, 200597,d	9	✓	X	✓	✓	X	✓	✓	✓	✓	✓c	✓
Navarro and Bornstein, 201220	6	✓	✓	✓	✓	X	X	✓	X	X	X	✓
O'Reilly et al, 201371	9	✓	✓	✓	✓	X	✓	✓	✓	✓	X	✓
Ritchie et al, 200898	9	✓	✓	✓	✓	X	✓	✓	✓	X	✓	✓
Roeckl-Wiedmann et al, 200599	10	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓	X
Stoekenbroek et al, 2014100	9	✓	✓	✓	✓	X	✓	✓	✓	✓	X	✓

Abbreviation: AMSTAR, A Measurement Tool to Assess Systematic Reviews.

^aMaximum possible score is 11. Details of AMSTAR score are described in Shea et al.³⁶

^bPublication bias mentioned as a possibility; see section 3.5, p. 38 of systematic review.

^cPublication bias presumed to have been assessed as it is a criterion of GRADE, the tool used to assess quality.

^dPublication by Health Quality Ontario, formerly Medical Advisory Secretariat.