Table 2.

QUADAS-2 (Quality Assessment of Diagnostic Accuracy Studies-2)

Study	Patient Selection: Consecutive or Random Sample of Enrolled?	Patient Selection: Avoid Case-Control Design	Patient Selection: Avoided Inappropriate Exclusions?	Patient Selection: Overall Risk of Bias	Patient Election: Concerns Regarding Applicability	Index Test: Index Test Results Interpreted Without Knowledge of the Results of the Reference Standard?	Index Test: If Threshold Pre-Specified	Index Test: Overall Risk of Bias	Index Test: Concerns Regarding Applicability	Reference Test: Reference Test Correctly Classifies Target Condition	Reference Test: Reference Standard Results Interpreted Blind to Index Test	Reference Test: Overall Risk of Bias	Reference Test: Concerns Regarding Applicability	Flow/Timing: Appropriate Interval Between Index Test and Reference Standard	Flow/Timing: All Participants Receive Same Reference Test	Flow/Timing: All Participants Included in Analysis	Flow/Timing: Overall Risk of Bias	Flow/Timing: Concerns Regarding Applicability
Dogrucu 2020a54	◎	○	◎	◎	◎	○	○	▽	▽	◎	●	◎	◎	○	○	○	▽	▽
Dogrucu 2020b54	◎	○	◎	◎	◎	○	○	▽	▽	◎	●	◎	◎	○	○	○	▽	▽
Dogrucu 2020c54	◎	○	◎	◎	◎	○	○	▽	▽	◎	●	◎	◎	○	○	○	▽	▽
Masud 2020a58	◎	◎	◎	◎	◎	○	○	▽	▽	◎	●	◎	◎	◎	○	○	▽	▽
Masud 2020b58	◎	◎	◎	◎	◎	○	○	▽	▽	◎	●	◎	◎	◎	○	○	▽	▽
Masud 2020c58	◎	◎	◎	◎	◎	○	○	▽	▽	◎	●	◎	◎	◎	○	○	▽	▽
Masud 2020d58	◎	◎	◎	◎	◎	○	○	▽	▽	◎	●	◎	◎	◎	○	○	▽	▽
Masud 2020e58	◎	◎	◎	◎	◎	○	○	▽	▽	◎	●	◎	◎	◎	○	○	▽	▽
Masud 2020f58	◎	◎	◎	◎	◎	○	○	▽	▽	◎	●	◎	◎	◎	○	○	▽	▽
Piette 201371	◎	◎	◎	◎	◎	○	○	▽	▽	◎	●	◎	◎	○	○	○	▽	▽
Mclntyre 202159	◎	◎	○	◎	◎	○	○	▽	▽	◎	●	◎	◎	○	○	○	▽	▽

Abbreviations: ○, Yes; ●, No; ▽, Low; ◎, Unclear; Δ, High.