Quality assessment of articles using QUADAS-2 (15)
Study | Patient | Index test | Reference standard | Flow and timing | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Random sample | Not case–control | Proper exclusion | Patients meet criteria | Interpret without reference results | Prespecify threshold | Meet review question | Correctly classify | Interpret without index test | Meet review question | Proper interval | Reference standard for all | Same reference standard | All participants analyzed | |
Studies assessing only diagnostic accuracy of the RUDAS (objective 1) | ||||||||||||||
Storey et al. (10) | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
Iype et al. (21) | Unclear | No | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
Studies assessing diagnostic accuracy of the RUDAS and comparing it with another cognitive assessment tool (objectives 1 and 2) | ||||||||||||||
Rowland et al. (22) | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | No |
Basic et al. (23) | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
Goncalves et al. (24) | Yes | Yes | Yes | Yes | Yes | No | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
Limpawattana et al. (25) | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | No |
Nielsen et al. (26) | No | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
Juwita et al. (27) | Unclear | Yes | Yes | Yes | Unclear | Yes | Yes | Yes | Unclear | Yes | Yes | Yes | Yes | Yes |
Studies only comparing the RUDAS with another cognitive assessment tool (objective 2) | ||||||||||||||
Pang et al. (19) | Yes | Yes | Yes | Yes | No | Unclear | Yes | NA | NA | Yes | NA | NA | NA | Yes |
Nielsen et al. (28) | Yes | Yes | Yes | Yes | NA | No | Yes | NA | NA | Yes | NA | NA | NA | Yes |
Salari et al. (20) | Unclear | Yes | Yes | Yes | No | Unclear | Yes | NA | NA | Yes | NA | NA | NA | Yes |
Note: NA = not applicable, QUADAS-2 - Quality Assessment of Diagnostic Accuracy Studies–2.