Table 3 Specificity of different Echo-US parameters in each shock type at 95% confidence interval
Parameter(Number of cases measured) | Distributive | Cardiogenic | Hypovolemic | Obstructive | Mixed distributive cardiogenic | Mixed distributive obstructive |
|---|---|---|---|---|---|---|
Pericardial effusion (140) | 7 (73.81%) 57.96% to 86.14% | 1 (87.50%) 80.50% to 92.68% | 1 (87.97%) 81.20% to 92.96% | 1 (88.24%) 81.60% to 93.12% | 2 (88.89%) 82.06% to 93.79% | 5 (91.11%) 84.99% to 95.32% |
RV diameter > 3 cm (114) | 59 (23.53%) 10.75% to 41.17% | 8 (25.24%) 17.20% to 34.76% | 4 (25.69%) 17.80% to 34.94% | 3 (26.13%) 18.25% to 35.32% | 8 (25.24%) 17.20% to 34.76% | 3 (25.45%) 17.63% to 34.65% |
TAPSE < 17 mm (113) | 26 (43.75%) 26.36% to 62.34% | 5 (62.14%) 52.04% to 71.51% | 1 (60.55%) 50.73% to 69.78% | 3 (63.30%) 53.53% to 72.33% | 7 (63.73%) 53.61% to 73.02% | 1 (55.21%) 44.71% to 65.37% |
Reduced LV function (140) | 8 (40.48%) 25.63% to 56.72% | 11 (82.81%) 75.14% to 88.90% | 0 (75.19%) 66.96% to 82.26% | 0 (75.74%) 67.64% to 82.67% | 14 (84.92%) 77.46% to 90.67% | 0 (75.56%) 67.42% to 82.54% |
Valve vegetations (140) | 3 (100%a) 91.59% to 100.00% | 0 (97.66%) 93.30% to 99.51% | 0 (97.74%) 93.55% to 99.53% | 0 (97.79%) 93.69% to 99.54% | 0 (97.62%) 93.20% to 99.51% | 0 (97.78%) 93.64% to 99.54% |
Tension Pneumothorax (140) | 0 (92.86%) 80.52% to 98.50% | 0 (97.66%) 93.30% to 99.51% | 0 (97.74%) 93.55% to 99.53% | 0 (97.79%) 93.69% to 99.54% | 0 (97.62%) 93.20% to 99.51% | 3 (100%a) 97.30% to 100.00% |
Positive CUST (139) | 12 (92.86%) 80.52% to 98.50% | 1 (88.98%) 82.20% to 93.84% | 1 (89.39%) 82.85% to 94.08% | 0 (88.89%) 82.34% to 93.65% | 1 (88.80%) 81.92% to 93.74% | 0 (88.81%) 82.21% to 93.60% |
Pneumonia (140) | 33 (66.67%) 50.45% to 80.43% | 0(63.28%) 54.31% to 71.62% | 0 (64.66%) 55.91% to 72.75% | 0 (65.44%) 56.81% to 73.38% | 10 (70.63%) 61.86% to 78.41% | 4 (68.15%) 59.58% to 75.90% |
Positive FAST(140) | 22 (61.90%) 45.64% to 76.43% | 3 (72.66%) 64.08% to 80.16% | 5 (75.19%) 66.96% to 82.26% | 2 (73.53%) 65.28% to 80.72% | 4 (73.02%) 64.38% to 80.53% | 2 (73.33%) 65.04% to 80.57% |
Pleural effusion (140) | 17 (73.81%) 57.96% to 86.14% | 1 (78.91%) 70.81% to 85.62% | 0 (78.95%) 71.03% to 85.53% | 0 (79.41%) 71.64% to 85.86% | 6 (82.54%) 74.77% to 88.72% | 4 (82.22%) 74.71% to 88.26% |
AAA (116) | 0 (95.24%) 83.84% to 99.42% | 0 (98.44%) 94.47% to 99.81% | 2 (100%a) 97.26% to 100% | 0 (98.53%) 94.79% to 99.82% | 0 (98.41%) 94.38% to 99.81% | 0 (98.52%) 94.75% to 99.82% |