Table 3.

Report quality evaluation of system review/meta-analysis.

PRISMA		Adequate		Inadequate		Inconformity
Section/topic		n	%	n	%	n	%
Title	Title	0	0	5	100	0	0
Abstract	Structured summary	0	0	5	100	0	0
Introduction	Rationale	0	0	5	100	0	0
	Objectives	0	0	5	100	0	0
Methods	Protocol and registration	0	0	0	0	5	100
	Eligibility criteria	5	100	0	0	0	0
	Information sources	2	40	3	60	0	0
	Search	0	0	5	100	0	0
	Study selection	3	60	2	40	0	0
	Data collection process	5	100	0	0	0	0
	Data items	1	20	4	80	0	0
	Risk of bias in individual studies	3	60	2	40	0	0
	Summary measures	5	100	0	0	0	0
	Synthesis of results	0	0	5	100	0	0
	Risk of bias across studies	4	80	1	20	0	0
	Additional analyses	0	0	5	100	0	0
Results	Study selection	0	0	5	100	0	0
	Study characteristics	3	60	2	40	0	0
	Risk of bias within studies	3	60	2	40	0	0
	Results of individual studies	5	100	0	0	0	0
	Synthesis of results	0	0	5	100	0	0
	Risk of bias across studies	4	80	1	20	0	0
	Additional analysis	0	0	5	100	0	0
Discussion	Summary of evidence	1	20	4	80	0	0
	Limitations	0	0	5	100	0	0
	Conclusions	1	20	4	80	0	0
Funding		1	20	0	0	4	80