From: Current state of ethics literature synthesis: a systematic review of reviews
Search method | Selection method | Analysis method | Synthesis method | ||||
---|---|---|---|---|---|---|---|
 | n = |  | n = |  | n = |  | n = |
Statement of used databases (PRISMA item 7) | 78 (93Â %) | Statement of inclusion and/or exclusion criteria (PRISMA item 6) | 68 (81Â %) | Statement of identification of information unit (e.g., definition of what information is to be extracted) (PRISMA item 10) | 55 (66Â %) | Statement/description of a synthesis method (PRISMA item 14) | 48 (57Â %) |
Statement of date/period of the search(es) (PRISMA item 7) | 23 (27Â %) | ||||||
Statement of the selection procedure (e.g., who was selected and how) (PRISMA item 9) | 29 (35Â %) | ||||||
Statement of procedure of (employing the) synthesis method (e.g., one or two people, dialogical processes) (PRISMA item 14) | 15 (18Â %) | ||||||
Statement of used search terms and/or search strings (PRISMA item 8) | 76 (91Â %) | Statement of the procedure of information extraction (PRISMA item 10) | 31 (37Â %) | ||||
Representation of search procedure as a flowchart (PRISMA item 17) | 24 (29Â %) | ||||||
Statement of used search restrictions (e.g., publication dates, languages) (PRISMA item 8) | 50 (59Â %) | ||||||
Statement of found/included study/paper characteristics (PRISMA item 18) | 45 (54Â %) | ||||||
Statement of the kind of theoretical (ethical) approaches used for defining information units (PRISMA item 11) | 21 (25Â %) | ||||||
How many hits found (PRISMA item 17) | 50 (59Â %) | How many hits included (PRISMA item 17) | 63 (75Â %) | ||||
Illustration/representation of a synthesis result (PRISMA item 21) | 63 (75Â %) | ||||||
Statement of additional search strategies used (additional criteria) | 50 (59Â %) | ||||||
No criteria fulfilled | 1 (1Â %) | No criteria fulfilled | 7 (8Â %) | No criteria fulfilled | 26 (31Â %) | No criteria fulfilled | 8 (10Â %) |
All criteria fulfilled | 7 (8Â %) | All criteria fulfilled | 18 (21Â %) | All criteria fulfilled | 7 (8Â %) | All criteria fulfilled | 9 (11Â %) |