Table 1.
Sample Search Terms
| Scopus | |
|---|---|
| Operator | Definition |
| 1. Title/Abstract/Keywords: Population | (homeless OR homelessness OR (homeless AND person*) OR (rough AND sleep*) OR housing OR (unstably AND housed) OR unsheltered) |
| 2. Title/Abstract/Keywords: Population | ((substance AND abuse*) OR (substance AND use) OR (drug* AND abuse*) OR (drug* AND addiction*) OR (drug* AND use) OR (alcohol*) OR (addict*)) |
| 3. Title/Abstract/Keywords: Intervention | ((peer AND intervention*) OR (peer AND mentor*) OR (peer AND led) OR (peer AND support*) OR (lived AND experience*)) |
| 4. Boolean Operator | 1 AND 2 AND 3 |
| 5. Language limit | English language |
| 6. Time limit | 2000–2019 |
| 7. Selection | Removal of duplicates followed by PRISMA guidelines of article sifting: title sift, abstract sift, full-text sift, review reference lists and articles citing |
| MEDLINE | |
| 1. Title/Abstract/Keywords: Population | (homeless or homelessness or homeless persons or rough N2 sleeping or housing or unstably housed or unsheltered) |
| 2. Subject Headings: Population | MH homelessness or homeless persons or houseless |
| 3. Boolean Operator | 1 OR 2 |
| 4. Title/Abstract/Keywords: Population | (substance abuse or substance use or drug abuse or drug addiction or drug use) |
| 5. Subject Headings: Population | ZU drug abuse OR ZU substance abuse |
| 6. Boolean Operator | 4 OR 5 |
| 7. Title/Abstract/Keywords: Population | (alcoholism or alcohol dependence or alcohol abuse or alcoholic or alcohol addiction) |
| 8. Subject Headings: Population | ZU alcohol abuse OR ZU alcoholism |
| 9. Boolean Operator | 7 OR 8 |
| 10. Boolean Operator | 6 OR 9 |
| 11. Title/Abstract/Keywords: Intervention | (peer intervention* or peer mentor* or peer-led or peer support* or lived experience*) |
| 12. Subject Headings: Intervention | (ZU “peer advice”) or (ZU “peer assisted programs”) or (ZU “peer assisted study”) or (ZU “peer case managers”) or (ZU “peer coach”) or (ZU “peer counseling program”) or (ZU “peer counselling”) |
| 13. Boolean Operator | 11 OR 12 |
| 14. Boolean Operator | 3 AND 10 AND 13 |
| 15. Language limit | English language |
| 16. Time limit | 2000–2019 |
| 17. Selection | Removal of duplicates followed by PRISMA guidelines of article sifting: title sift, abstract sift, full-text sift, review reference lists and articles citing |
PsychINFO via EBSCOHOST interface (83 papers); CINAHL Via EBSCOHOST interface (60 papers); Web of Science (1072 papers); MEDLINE via EBSCOHOST interface using all databases (70 papers); Scopus (340 papers); SocINDEX Via EBSCOHOST interface (29 papers); search conducted 22/08/19