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Sensitivity of each search strategy.
| Search strategy | Median (%) | Interquartile range (%) | Mean rank (Friedman test) | Reviews with perfect sensitivity (%) | Relevant items missed (across 94 reviews) |
| SS123 | 100.00 | 4.17 | 4.24 | 70.21 | 49 |
| SS12 | 100.00 | 12.15 | 3.34 | 52 | 108 |
| SScrossover | 100.00 | 12.15 | 3.34 | 52 | 108 |
| SSCROSS-OVERSTUDIES | 100.00 | 12.15 | 3.34 | 52 | 108 |
| SSvolunteer | 100.00 | 12.15 | 3.34 | 52 | 108 |
| SSversus | 100.00 | 12.15 | 3.41 | 52 | 105 |
χ2 = 131.667, p < .01
