Table 3 Accuracy, sensitivity, and specificity of default algorithms for each de-duplication method, presented with 95% confidence intervals
| Accuracy | Sensitivity | Specificity | |
|---|---|---|---|
| Ovid multifile search | 0.97 (0.96, 0.98) | 0.93 (0.91, 0.94) | 1.00 (0.99, 1.00) |
| EndNote X9 | 0.76 (0.75, 0.78) | 0.57 (0.54, 0.60) | 0.89 (0.88, 0.90) |
| Mendeley | 0.93 (0.92, 0.94) | 0.84 (0.82, 0.86) | 0.99 (0.986, 0.995) |
| Zotero | 0.80 (0.79, 0.82) | 0.52 (0.49, 0.54) | 0.99 (0.98, 0.993) |
| Covidence | 0.96 (0.95, 0.97) | 0.90 (0.89, 0.92) | 1.00 (0.996, 1.00) |
| Rayyan | 0.97 (0.96, 0.974) | 0.96 (0.95, 0.97) | 0.97 (0.96, 0.98) |