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Table 2 Clinical pathway search strategy Ovid Medline: 1966 to November Week 2 2006

From: A systematic review and meta-analysis of the effects of clinical pathways on length of stay, hospital costs and patient outcomes

1. Critical Pathways/
2. (clinical path$ or critical path$ or care path$ or care map$).tw.
3. exp Guidelines/
4. Health Planning Guidelines/
5. Guideline Adherence/
6. (guideline? adj2 introduc$ or issu$ or impact or effect? or disseminat$ or distribut$)).tw.
7. nursing protocol$.tw.
8. (professional standard$ or professional protocol or professional care map).tw.
9. (practice guidelin$ or practice protocol$ or clinical practice guideline$).tw.
10. guideline.pt.
11. or/1–10
12. exp Hospitalization/
13. (in-patient or hospitalized or hospitalised or hospitalisation or hospitalization).tw.
14. exp Outpatient Clinics, Hospital/
15. in-hospital.tw.
16. exp Hospital Units/
17. (Patient Admission or patient readmission or patient readmission or discharge).tw.
18. or/12–17
19. 11 and 18
20. randomized controlled trial.pt.
21. controlled clinical trial.pt.
22. intervention studies/
23. experiment$.tw.
24. pre test or pretest or (posttest or post test)).tw.
25. random allocation/
26. or/20–25
27. 18 and 26
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