PPV (%) | NPV (%) | Sensitivity (%) | Specificity (%) | AUC | p Value | |
Prediction of 30 day mortality | ||||||
Systolic blood pressure <90 mm Hg | 30.7 | 93.3 | 41.1 | 89.9 | 0.70 (0.67–0.74) | <0.0001 |
Diastolic blood pressure ⩽60 mm Hg | 14.2 | 92.8 | 53.7 | 64.7 | 0.59 (0.56–0.62) | 0.006 |
Mean arterial pressure <70 mm Hg | 18.3 | 92.9 | 43.3 | 79.5 | 0.64 (0.61–0.67) | 0.001 |
Pulse pressure ⩽40 mmHg | 14.2 | 93.0 | 53.6 | 64.4 | 0.60 (0.56–0.63) | 0.003 |
Prediction of need for mechanical ventilation and/or inotropic support | ||||||
Systolic blood pressure <90 mm Hg | 35.4 | 93.3 | 44.6 | 90.5 | 0.70 (0.67–0.73) | <0.0001 |
Diastolic blood pressure ⩽60 mm Hg | 18.4 | 94.3 | 65.3 | 66.2 | 0.68 (0.65–0.72) | <0.0001 |
Mean arterial pressure <70 mm Hg | 24.5 | 94.8 | 57.7 | 81.3 | 0.69 (0.66–0.72) | <0.0001 |
Pulse pressure ⩽40 mm Hg | 15.3 | 92.7 | 54.4 | 65.6 | 0.59 (0.56–0.63) | 0.002 |
AUC, area under the receiver operator characteristic curve; NPV, negative predictive value; PPV, positive predictive value.