Table 3. Quality assessment of these 13 eligible studies using QUADAS-2.
Study | Risk of bias | Applicability concerns | |||||
---|---|---|---|---|---|---|---|
Patient selection | Index test | Reference standard | Flow and timing | Patient selection | Index test | Reference standard | |
Kim [22] | High | Low | Unknown | Unknown | High | Low | Unknown |
Mor [23] | High | High | Unknown | Unknown | High | Low | Unknown |
Nakae [24] | High | Low | Low | High | High | Low | Unknown |
Meinhold-Heerlein [25] | High | Unknown | Unknown | Unknown | High | Low | Unknown |
Moore [26] | Low | Low | Low | Low | Low | Low | Low |
Visintin [27] | High | High | Low | High | High | Low | Low |
Fredriksson [28] | High | High | Unknown | High | High | Low | Unknown |
Vrzalova [29] | Unknown | Low | Unknown | Unknown | Unknown | Low | Unknown |
Lu [30] | High | High | Unknown | High | High | Low | Unknown |
He [31] | Unknown | High | Low | Unknown | Low | Low | Low |
Bandiera [32] | Unknown | Low | Unknown | Unknown | Low | Low | Unknown |
Moszynski [33] | Low | High | Low | Low | Low | Low | Low |
Milivojevic [34] | Unknown | Low | Low | Unknown | Low | Low | Low |