Table 4 Diagnostic accuracy of FVD and VExUS
From: Femoral vein pulsatility: a simple tool for venous congestion assessment
Overall (n = 107) | Sensitivity % (95% CI) | Specificity% (95% CI) | PPV (95% CI) | NPV (95% CI) | Accuracy % (95% CI) |
|---|---|---|---|---|---|
FVD | 80.5 (65.1–91.1) | 71.2 (58.7–81.7) | 63.46 (53.5–72.3) | 85.45 (75.6–91.8) | 74.7 (65.4–82.6) |
VExUS | 78 (62.4–89.4) | 81.8 (70.39–90.24) | 72.7 (60.9–82) | 85.7 (76.9–91.5) | 80.37 (71.5–87.4) |
Ventilated patients (n = 56) | |||||
FVD | 83.3 (58.5– 96.4) | 78.9 (62.6– 90.4) | 65.2 (49.4– 78.2) | 90.9 (77.8– 96.6) | 80.36 (67.5–89.7) |
VExUS | 83.3 (58.5– 96.4) | 92.1 (78.6– 98.3) | 83.3 (62.3– 93.7) | 92.1 (80.5– 97) | 89.2 (78.1– 95.9) |
Non-ventilated patients (n = 51) | |||||
FVD | 78.2 (56.3– 92.5) | 60.7 (40.5– 78.5) | 62 (49.6– 73.1) | 77.2 (59.7– 88.6) | 68.6 (54.1– 80.8) |
VExUS | 73.9 (51.5– 89.7) | 67.8 (47.6– 84.1) | 65.3 (51.1– 77.3) | 76 (60.3– 86.8) | 70.5 ( 56.1– 82.5) |