Table 2. Quality Assessment of Studies of Diagnostic Accuracy included in Systematic Review (QUADAS-2).
Study | Risk of bias | Applicability concerns | |||||
---|---|---|---|---|---|---|---|
Patient selection | Index test | Reference standard | Flow and timing | Patient selection | Index test | Reference standard | |
Braticevici 2013 | H | L | H | U | U | U | U |
Cassinotto 2013 | L | L | H | H | U | U | U |
Friedrich-Rust 2011 | H | L | H | U | U | L | U |
Guzmán-Aroca 2012 | H | U | H | U | U | L | U |
Osaki 2010 | H | L | H | U | L | U | U |
Palmeri 2011 | L | L | L | U | U | L | U |
Yoneda 2010 | H | H | H | U | L | H | U |
Abbreviations: H, high; L, low; U, unclear