| |
Index test
|
AUC [95% CI]
|
Best threshold
|
Specificity
|
Sensitivity
|
PPV
|
NPV
|
Youden index
|
|---|
|
Peripheral perfusion response (decrease of 25% of CRT after VE)
|
ΔCRT-PLR
|
0.94 [0.87–1.0]
|
− 27% [− 30, − 18]
|
1.00 [0.74–1.00]
|
0.87 [0.73–1.0]
|
1.0 [0.72–1.0]
|
0.91 [0.79–1.0]
|
0.87
|
|
PCO2gap
|
0.79 [0.61–0.93]
|
1.2 kPa [0.9–1.6]
|
0.73 [0.53–0.93]
|
0.79 [0.57–1.00]
|
0.72 [0.58–0.92]
|
0.79 [0.62–1.00]
|
0.52
|
|
Baseline CRT
|
0.73 [0.54–0.90]
|
2.7 s [2.6–4.1]
|
0.74 [0.47–1.0]
|
0.80 [0.47–1.00]
|
0.69 [0.54–1.00]
|
0.67 [0.8–1.00]
|
0.49
|
|
Cardiac index response (increase of 15% of CI)
|
ΔCI-PLR
|
0.95 [0.86–1.00]
|
9.0% [8.7–13.7]
|
0.90 [0.71–1.00]
|
1.00 [0.77–1.00]
|
0.85 [0.68–1.00]
|
1.00 [0.86–1]
|
0.90
|
- ROCAUC area under the receiving operating characteristic curves, CRT capillary refill time, VE volume expansion, ΔCRT-PLR variation of CRT induced by passive leg raising (PLR), ΔCI-PLR variation of cardiac index induced by PLR, NPV negative predictive value, PPV positive predictive value
