| Database | Date range | Search date | # hits | # deduplicated |
| Cochrane Library CENTRAL | Complete database | 18012023 | 565 | 472 |
| Cochrane Library REVIEWS | Complete database | 18012023 | 55 | 51 |
| Embase Classic+Embase 1947 to 2023 January 13 | Complete database | 18012023 | 655 | 602 |
| Ovid MEDLINE(R) and Epub Ahead of Print, In‐Process, In‐Data‐Review & Other Non‐Indexed Citations and Daily 1946 to January 13, 2023 | Complete database | 18012023 | 119 | 117 |
| APA PsycInfo 1806 to January Week 2 2023 | Complete database | 18012023 | 38 | 23 |
| 1432 | 1265 |
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