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Table 5 The characteristics for various predictors of 28-day mortality in CAP patients

From: Efficacy of the quick sequential organ failure assessment for predicting clinical outcomes among community-acquired pneumonia patients presenting in the emergency department

Variables AUC (95% CI) S.E P Cut off Sensitivity Specificity PPV NPV LR+ LR-
Lac 0.611 (0.575–0.646) 0.022 < 0.001 2.3 45.48 73.59 53.8 66.7 1.72 0.74
PCT 0.624 (0.588–0.659) 0.020 < 0.001 0 59.80 62.08 51.3 69.8 1.58 0.65
WBC 0.534 (0.498–0.571) 0.022 0.115 11.68 54.85 54.63 44.9 64.2 1.21 0.83
CRP 0.537 (0.501–0.574) 0.022 0.083 45.3 28.09 78.56 46.9 61.8 1.31 0.92
qSOFA 0.602 (0.566–0.638) 0.019 < 0.001 1.0 54.18 64.56 50.8 67.6 1.53 0.71
SOFA 0.587 (0.551–0.623) 0.022 < 0.001 7.0 45.48 74.04 54.2 66.8 1.75 0.74
CURB-65 0.614 (0.577–0.649) 0.021 < 0.001 2.0 58.53 62.30 51.2 69.0 1.55 0.67
  1. Lac lactate, PCT procalcitonin, WBC white blood cell, CRP C-reactive protein, qSOFA quick sequential organ failure assessment, SOFA sequential organ failure assessment, CURB-65 confusion, urea, respiratory rate, blood pressure and age