Table 1 Search strategy for healthcare service utilization’s comparative studies
From: A systematic review of the use of health services by immigrants and native populations
| General practitioner use (electronic search): | ||
| 1. Health Services Needs and Demand/ | 12. health services [Title] | 23. 18–22 / OR |
| 2. Health Status/ | 13. Primary care [Title] | 24. immigrant* [Title] |
| 3. Health Services Accessibility/ | 14. Emergency services [Title] | 25. migrant* [Title] |
| 4. Coverage [Title] | 15. Utilization patterns [Title] | 26. Ethnic Groups [Title] |
| 5. 1–4 / OR | 16. 6–15/ OR | 27. 24–26 / OR |
| 6. health care [Title] | 17. 5 and 16 | 28. 23 and 27 |
| 7. health disparities [Title] | 18. Emigration and Immigration/ | 29. Health AND utilization AND immigrant* [Title] |
| 8. access to care [Title] | 19. Emigrants and Immigrants/ | 30. 17 AND 28 |
| 9. health resources [Title] | 20. Native [Title] | 31. 29 or 30 (GPs precise search) |
| 10. health profiles [Title] | 21. Foreign [Title] | 32. (16 AND 27) OR 29 (GPs exhaustive search) |
| 11. health status [Title] | 22. Autochthonous [Title] | |
| Specialist use (electronic search): | ||
| 1. Health Services/utilization/ | 7. Emigrants and Immigrants/ | 13. Specialization/ |
| 2. Health Services Accessibility/ | 8. Ethnic Groups | 14. speciali* [TI] |
| 3. Health Status/ | 9. Native [Title] | 15. 13 OR 14 |
| 4. Coverage [Title] | 10. Foreign [Title] | 16. 5 AND 12 AND 15 |
| 5. 1–4 / OR | 11. Autochthonous [Title] | |
| 6. Emigration and Immigration/ | 12. 6–11 / OR | |