Table 4.

The PRISMA for Abstracts checklist [ 68 ]

Item	Description
Title
1. Title	Identification of the study as a systematic review, meta-analysis, or both
Background
2. Objectives	The research question including components such as participants, interventions, comparators, and outcomes
Methods
3. Eligibility criteria	Study and report characteristics used as criteria for inclusion
4. Information sources	Key databases searched and search dates
5. Risk of bias	Methods of assessing risk of bias
Results
6. Included studies	Number and type of included studies and participants and relevant characteristics of studies
7. Synthesis of results	Results for main outcomes (benefits and harms), preferably indicating the number of studies and participants for each. If meta-analysis was done, include summary measures and confidence intervals.
8. Description of the effect	Direction of the effect (i.e., which group is favored) and size of the effect in terms meaningful to clinicians and patients
Discussion
9. Strengths and limitations of evidence	Brief summary of strengths and limitations of evidence (e.g., inconsistency, imprecision, indirectness, or risk of bias, other supporting or conflicting evidence)
10. Interpretation	General interpretation of the results and important implications
Other
11. Funding	Primary source of funding for the review
12. Registration	Registration number and registry name