Study filters (developers) | Study types targeted | Codinga) | Hits in MEDLINE | Sensitivity (interval)b) |
---|---|---|---|---|
Clinical trials (University of Texas) [27] | Clinical trials | 2 | 1.445.276 | 39% |
Observational Studies – Medline (SIGN) [20] | Observational studies | 5–10 | 2.492.125 | 49–90% |
MEDLINE precision (Fraser 2000) [24] | Observational studies | 5–8,10 | 9.509.757 | 73–88% |
MEDLINE specificity (Fraser 2000) [24] | Observational studies | 5–8,10 | 8.423.107 | 53–85% |
MEDLINE cohort, case-control, and case series strategy (BMJ) [28] | Observational studies | 5–8,10 | 2.517.309 | 55–92% |
MEDLINE cohort, case-control, case series, and case study strategy (BMJ) [28] | Observational studies | 5–8,10 | 4.441.461 | 61–93% |
Search terms for finding non-RCTs (Royle 2003) [29] | Non-RCT | 2–12 | 8.073.091 | 46–98% |
MEDLINE cohort study strategy (BMJ) [28] | Cohort studies | 5–7 | 1.982.782 | 58–69% |
Cohort studies (University of Texas) [27] | Cohort studies | 5–7 | 2.204.911 | 52–72% |
Case-control studies_1 (University of Texas) [27] | Case-control studies | 8 | 660.864 | 78% |
Case-control studies_2 (University of Texas) [27] | Case-control studies | 8 | 1.284.387 | 80% |
Medline cohort and case-control strategy (BMJ) [28] | Cohort, case-control | 5–8 | 2.430.887 | 61–92% |
Fixed method A for MEDLINE (Furlan 2006) [21] | Cohort, case-control, cross-sectional | 5–9 | 4.184.894 | 49–83% |
Fixed method B for MEDLINE (Furlan 2006) [21] | Cohort, case-control, cross-sectional | 5–9 | 6.559.073 | 69–85% |