Table 2 Number of unique references in each database
Databases | No. of SRs that searched the database | No. of SRs with unique references | No. of unique references in the database | No. of SRs with unique references - GSc excluded | No. of unique references in the database – GSc excluded |
|---|---|---|---|---|---|
MEDLINE/PubMed | 26 | 1 (4%) | 1 (11%) | 5 (19%) | 5 (19%) |
CINAHL | 20 | 2 (10%) | 2 (22%) | 7 (35%) | 15 (56%) |
Embase | 12 | 1 (8%) | 4 (44%) | 1 (8%) | 5 (19%) |
PsycINFO | 12 | 0 (0%) | 0 | 0 (0%) | 0 (0%) |
Web of Science | 8 | 0 (0%) | 0 | 1 (13%) | 1 (4%) |
Scopus | 4 | 0 (0%) | 0 | 1 (25%) | 1 (4%) |
Google Scholar | 2 | 2 (100%) | 2 (22%) | – | – |