Table 2.
Risk of bias and applicability concerns summary
| Study | Risk of bias | Applicability concerns | |||||
|---|---|---|---|---|---|---|---|
| Patient selection | Index test | Reference standard | Flow and timing | Patient selection | Index test | Reference standard | |
| Calvert et al. [25] | low | low | low | low | low | low | low |
| Cnattingius et al. [26] | low | low | low | low | low | low | low |
| Jensen et al. [27] | low | low | low | low | low | low | low |
| Pearce et al. [28] | low | low | low | low | low | low | low |
| Persson et al. [29] | low | low | low | low | low | low | low |
| Rogers et al. [30] | unclear | low | low | low | low | low | low |
| Rosenberg et al. [31] | low | low | low | low | low | low | low |
| Stuart et al. [32] | unclear | low | low | unclear | low | low | low |
Risk of bias and applicability concerns summary based on the QUADAS-2 checklist.