N > 50 ng/mL | Sensitivity (95% CI) | Specificity (95% CI) | PPV | NPV | AUC (95% CI) | |
---|---|---|---|---|---|---|
LC-MS/MS | 223 | 0.9776 (0.9485–0.9927) | 0.7727 (0.6917–0.8411) | 0.3912 | 0.9957 | 0.9866 (0.9785–0.9947) |
Anti-FXa | 216 | 0.7554 (0.6753–0.8243) | 0.9907 (0.9670–0.9989) | 0.9239 | 0.9644 | 0.9929 (0.9876–0.9982) |