Table 3 Accuracy of ΔrespPP/ΔrespSV ratio (dynamic arterial elastance) to predict decrease in arterial pressure
Cut-off value (%) | Sensitivity (%) | Specificity (%) | Positive likelihood ratio | Negative likelihood ratio | Positive predictive value (%) | Negative predictive value (%) |
|---|---|---|---|---|---|---|
0.94 | 100 (75–100) | 68 (45–86) | 3.14 (1.7-5.8) | 0 | 65 (41–85) | 100 (78–100) |
0.83 | 77 (46–95) | 73 (50–89) | 2.82 (1.3-5.9) | 0.32 (0.1-0.9) | 63 (35–85) | 84 (60–97) |
0.77 | 69 (39–91) | 86 (65–97) | 5.08 (1.7-15.4) | 0.36 (0.2-0.8) | 75 (43–95) | 83 (61–95) |
0.7 | 23 (5–54) | 100 (85–100) | 0.77 (0.6-1) | 100 (29–100) | 69 (50–84) |