Table 2.

QUADAS-2 results showing the assessment for the risk of bias and risk of applicability for the studies that were included in the analysis.

Study	Risk of Bias				Applicability Concerns
	Patient Selection	Index Test	Reference Standard	Flow and Timing	Patient Selection	Index Test	Reference Standard
Hoffmann [39]
Lopci [38]
Sasikumar [37]
Zhang J [36]
Kumar [35]
Chen [34]
Chandra [33]
Lopci [32]
Li [31]
Lopci [30]
Zhang L [29]
Wang [28]
Liu [27]
Chinnappan [26]
Jiao [25]
Jain [24]
Emmett [23]
Nuo [22]

Low risk; high risk; unclear risk.