From: An optimal search filter for retrieving systematic reviews and meta-analyses
Search filter | Sensitivity* | Specificity** | Precision | Number needed to read |
---|---|---|---|---|
health-evidence.ca | ||||
health-evidence.ca SR search filter | 89.9 (93.5, 94.0) | 97.6 (97.6, 97.6) | 1.8 (1.6, 1.8) | 57.2 (54.7, 61.7) |
Wong, et. al (2006) | ||||
Best sensitivity query | 96.1 (91.2, 98.3) | 94.6 (94.6, 94.6) | 0.8 (0.8, 0.8) | 120.8 (118, 127.7) |
‘Small drop in sp, substantive gain in sensitivity’ query | 45 (36.7, 53.6) | 95.3 (95.3, 95.3) | 0.5 (0.4, 0.5) | 235.3 (193.9, 296.4) |
Best optimization (sensitivity > specificity) query | 50.4 (42, 58.8) | 99.4 (99.4, 99.4) | 3.8 (3.2, 4.5) | 26.3 (22.5, 31.6) |
Best specificity query | 47.3 (38.9, 55.8) | 99.4 (99.4, 99.4) | 3.5 (2.8, 4.1) | 29.1 (24.7, 35.5) |
Centre for Reviews and Dissemination Filter | 98.4 (94.5, 99.6) | 94.0 (94.0, 94.0) | 0.8 (0.7, 0.8) | 130.4 (128.9, 136.2) |
McKibbon (1998) | 78.3 (70.5, 84.5) | 98.9 (98.9, 98.9) | 3.2 (2.9, 3.4) | 31.7 (29.3, 35.2) |