Skip to main content

Table 3 Statistical prediction of some clinical and CT features for the diagnosis of COVID-19, % (n/n)

From: Differential diagnosis of coronavirus disease 2019 from community-acquired-pneumonia by computed tomography scan and follow-up

Clinical and CT features Accuracy Sensitivity Specificity Positive predictive value Negative predictive value
20–60 years 68.9% (195/283) 59.4% (98/165) 82.2% (97/118) 82.4% (98/119) 59.1% (97/164)
WBC < 9.5 × 109/L 68.2% (193/283) 91.5% (151/165) 69.5% (82/118) 80.7% (151/187) 85.4% (82/96)
GGO 62.5% (177/283) 63.6% (105/165) 61.0% (72/118) 69.5% (105/151) 54.5% (72/132)
Comprehensive 81.6% (231/283) 92.7% (153/165) 66.1% (78/118) 79.3% (153/193) 86.7% (78/90)
  1. WBC White blood cell, GGO Ground glass opacity