Table 2 QUADAS-2 results of included studies
Study | Risk of bias | Applicability concerns | |||||
|---|---|---|---|---|---|---|---|
| Â | Patient selection | Index test | Reference standard | Flow and timing | Patient selection | Index test | Reference standard |
Albrich [27] | L | L | L | L | L | L | L |
Bello [28] | L | L | L | L | L | L | L |
Christ-Crain [29] | L | L | L | L | L | L | L |
Courtais [30] | L | L | L | L | L | L | L |
Huang [31] | H | L | L | L | H | L | L |
Kolditz [32] | L | L | L | L | L | L | L |
Kruger [33] | L | L | L | L | L | L | L |
Julian-Jimenez [34] | L | L | L | L | L | L | L |
Suberviola [35] | H | L | L | L | H | L | L |
Lacoma [36] | H | L | L | L | H | L | L |
Bereciartua Urbieta [37] | H | L | L | L | H | L | L |
Renaud [38] | L | L | L | L | L | L | L |