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Table 2 Sensitivity, specificity, positive and negative predictive values of qSOFA, blood lactate and the SOFA score regarding ICU admission

From: The impact of the Sepsis-3 definition on ICU admission of patients with infection

Variable Sensitivity (%) Specificity (%) Positive predictive value (%) Negative predictive value (%)
qSOFA ≥2 points 39.9 87.2 49.1 82.5
Blood lactate > 2 mmol/l 58.9 58.1 31.5 81.3
SOFA ≥2 points 97.3 17.1 67.6 77.8
SOFA ≥4 points 81.3 71.7 79.1 65.0