Table 6.
Methodological quality summary: review authors’ judgment on each individual QUADAS-2 item for the included studies
| Imaging method | Study | Risk of bias |
Applicability concerns |
|||||
| Patient selection | Index test | Reference standard | Flow and timing | Patient selection | Index test | Reference standard | ||
| CT | Van Cann et al26 | + | + | + | + | + | + | + |
| Gu et al29 | ? | + | ? | + | + | + | + | |
| van den Brekel et al27 | ? | + | + | ? | + | + | + | |
| MRI | Van Cann et al26 | + | + | ? | + | + | + | + |
| Gu et al29 | ? | + | ? | + | + | + | + | |
| Hendrikx et al28 | ? | ? | ? | ? | + | + | + | |
| van den Brekel et al27 | ? | + | + | ? | + | − | + | |
| Panoramic | van den Brekel et al27 | ? | + | + | ? | + | + | + |
| Hendrikx et al28 | ? | ? | ? | ? | + | + | + | |
| Van Cann et al26 | + | − | ? | + | + | − | + | |
| Cone beam CT | Hendrikx et al28 | ? | ? | ? | ? | + | + | + |
| Positron emission tomography/CT | Gu et al29 | ? | + | ? | + | + | + | + |
+, low risk; −, high risk; ?, unclear risk.