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Number of records processed in each step of the reviews.
| Step | Review of reviews (covering physiological drivers) | Review of psychological drivers | Review of context related drivers |
|---|---|---|---|
| Records identified with initial search | 408 | 332 | 408 |
| Records remaining after de-duplication | 290 | 207 | 290 |
| Records included based on title/abstract | 19 | 59 | 6 |
| Records included after full screening | 9 | 12 | 4 |
