Table 1 Summary of included studies
Characteristics | Number (n = 9) |
|---|---|
1. Publication year | |
 2015 | 2 (22%) |
 2017 | 1(11%) |
 2018 | 3 (33%) |
 2019 | 3 (33%) |
2. Country of research | |
 Canada | 3 (50%) |
 USA | 1 (17%) |
 Australia | 1 (17%) |
 Israel | 1 (17%) |
*Three systematic reviews are excluded | Â |
4. Study design | |
 Observational studies | 3 (33%) |
 Systematic reviews | 3 (33%) |
 Quasi-experimental studies | 2 (22%) |
 Experimental studies (randomised trial) | 1 (11%) |
5. Study setting | |
 Institution | 5 (80%) |
 Health system | 1 (20%) |
*The study setting was determined considering the research setting for the target intervention. The systematic reviews were excluded | Â |
6. Surgery types | |
 Elective surgery | 4 (45%) |
 Orthopaedic surgery | 1 (11%) |
 Neurosurgery | 1 (11%) |
 Eye surgery | 2 (22%) |
 Bariatric surgery | 1 (11%) |