Table 4.

The criteria rated by five tools (Cochrane collaboration, Joanna Briggs Institute Clinical appraisal checklist for experimental studies, QUADAS tool, Timmer’s analysis tool, OHAT)

Criteria		Cochrane Collaboration	Joanna Briggs Institute Clinical Appraisal Checklist for Experimental Studies	QUADAS tool	Timmer’s Analysis Tool	OHAT
Rationale of study	Rationale of study	–	+	–	–	–
Sample
	Reasonable sample size	–	+		+	–
	Description of data collection	–	+	+	+	–
	Appropriate method of data collection	–	+	–	+	–
	Sample collection tool	–	+	–	–	–
	Representative/ appropriate samples	–	–	+	+	–
	The balanced baseline characteristics between intervention groups	+	–	–	–	+
	Detailed sample data	–	+	–	+	–
	Description of control/reference standard	–	–	+	–	–
	Appropriate control/reference	–	–	–	+	–
Randomization
	Randomization of allocation sequence	+	–	–	+	–
	Adequate randomization	–	–	–	–	+
Blinding
	Allocation sequence	+	–	–	–	–
	Sample/Participants	+	–	–	+	+
	Investigators/Assessors	+	–	–	+	+
Procedure
	Full description of procedures	–	+	–	–	–
	Samples received proper procedure	+	–	+	–	–
	Identical procedure between group	–	–	–	–	+
	Choice of appropriate method	–	–	+	+	+
	Appropriate control/reference standard	–	–	+	–	–
	The ability for replication	–	–	+	–	–
	Appropriate analysis	+	+		+	+
	Justification of method analysis		+	–	–	–
	Identical analysis between group	+	–	–	–	–
	Adjust confounders	–	–	–	+	+
Reporting outcomes
	Complete reported results	+	–	–	+	+
	Complete data	+	–	–	–	–
	No selection of reported results	+	–	–	–	–
	Intermediate results reported	–	–	+	–	–
	Missing data reported	+	–	+	+	–
	Clinical practice reflection	–	–	+	–	–

+ This is a criterion of the tool

- This is not required