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Results of the systematic review.
| Database | Total in Each Database | Title Selection | Abstract Selection | Full-Text Appraisal |
|---|---|---|---|---|
| PubMed (including Medline) | 618 | 4 | 2 | 2 |
| Scopus | 105 | 29 | 5 | 5 |
| Cochrane library | 326 | 1 | 0 | 0 |
| Cinahl | 142 | 5 | 0 | 0 |
| Norart (Nordic) | 2 | 2 | 1 | 1 |
| SweMed+ (Nordic) | 3 | 2 | 0 | 0 |
| IBECS (Spanish) | 5 | 0 | 0 | 0 |
| Cuiden (Spanish) | 194 | 2 | 0 | 0 |
| Medes (Spanish) | 199 | 9 | 0 | 0 |
| Manual search/backtracking references | 0 | 0 | 0 | 0 |
| Total | 1594 | 54 | 8 | 8 |
