QUADAS-2 quality assessment result of the included studies.
| Study | Was a Consecutive or Random Sample of Patients Enrolled? | Did the Study Avoid Inappropriate Exclusions? | Was the Method of Imaging Tests Described? | Were All Patients Tested With MRI or CT? |
| Bo et al (2022)7 | Consecutive | Yes | Yes | Yes |
| Han et al (2018)8 | Consecutive | Yes | Yes | Yes |
| Chiu et al (2020)12 | Consecutive | Yes | Yes | Yes |
| Hierholzer et al (2008)13 | Consecutive | Yes | Yes | Yes |
| Jiang et al (2017)14 | Consecutive | Yes | Yes | Yes |
| Liu et al (2021) 15 | Consecutive | Yes | Yes | Yes |
| Pitton et al (2007)16 | Consecutive | Yes | Yes | Yes |
| Zeng et al (2018)17 | Consecutive | Yes | Yes | Yes |
| Zhang et al (2021)18 | Consecutive | Yes | Yes | Yes |
Abbreviations: CT, computed tomography; MRI, magnetic resonance imaging.