Table 4.
Filters applied.
Database | Total Found | Type of Document | Time Period | No Access | Revisions/Incomplete/Duplicated Texts | Non-Compliance with the Variable Criteria | Total Sample |
---|---|---|---|---|---|---|---|
PLOS ONE | 12,317 | 7921 | 2896 | 316 | 575 | 256 | 22 |
SCOPUS | 3508 | 1561 | 956 | 126 | 249 | 63 | 12 |
PUBMED | 287,491 | 13,650 | 27,330 | 10 | 2626 | 635 | 20 |
SCIENCE DIRECT | 21,275 | 6729 | 16,069 | 94 | 1023 | 121 | 5 |
CLARIVATE | 1451 | 469 | 78 | 9 | 19 | 35 | 5 |
Total | 326,042 | 30,330 | 47,329 | 555 | 4492 | 1110 | 64 |