Table 2.

Eligibility criteria of citations.

S. No	Eligibility Item
1.	Provided with the prior design.
2.	Extraction of data and selection of duplicate study is made.
3.	Literature has been searched comprehensively.
4.	The publication has passed the inclusion criteria.
5.	An index of articles (with inclusion and/or exclusion) is given.
6.	Features of included articles are provided.
7.	The scientific quality of the included studies was evaluated before documenting.
8.	The scientific quality of the included studies was used to formulate conclusions.
9.	Appropriate methods were used to combine the studies’ findings.
10.	The likelihood of publication bias was assessed.
11.	The conflict of interest was stated.