PCR CT Finding CT Finding CT Finding CT Finding k (SE) P
Normal / Another diagnosis Normal / Another diagnosis COVID-19
n (Column %) (Row %) n (Column %) (Row %) n (Column %) (Row %)
Clinical management Clinical management
Service Negative 19 (73.1 ) npv (41.3) sp 19 (73.1 ) npv (41.3) sp 27 (37.0 ) (58.7) 0.289 (0.089) 0.003
Positive 7 (26.9 ) (13.2) 7 (26.9 ) (13.2) 46 (63.0 ) ppv (86.8) ss
Intensive Care Unit Negative 4 (80.0 ) npv (12.9) sp 4 (80.0 ) npv (12.9) sp 27 (77.1 ) (87.1) 0.009 (0.060) 0.999
Positive 1 (20.0 ) (11.1) 1 (20.0 ) (11.1) 8 (22.9 ) ppv (88.9) ss
Home Quarantine Negative 21 (70.0 ) npv (84.0) sp 21 (70.0 ) npv (84.0) sp 4 (100.0 ) (16.0) -0.195 (0.074) 0.314
Positive 9 (30.0 ) (100.0) 9 (30.0 ) (100.0) 0 (0.0 ) ppv (0.0) ss
Mechanical ventilator Mechanical ventilator
No Negative 41 (70.7 ) npv (48.2) sp 41 (70.7 ) npv (48.2) sp 44 (46.8 ) (51.8) 0.219 (0.074) 0.004
Positive 17 (29.3 ) (25.4) 17 (29.3 ) (25.4) 50 (53.2 ) ppv (74.6) ss
Yes Negative 3 (100.0 ) npv (17.6) sp 3 (100.0 ) npv (17.6) sp 14 (77.8 ) (82.4) 0.075 (0.054) 0.589
Positive 0 (0.0 ) (0.0) 0 (0.0 ) (0.0) 4 (22.2 ) ppv (100.0) ss
Total Total Total Total
Negative 44 (72.1) npv (43.1) sp 44 (72.1) npv (43.1) sp 58 (51.8) (56.9) 0.176 (0.066) 0.010
Positive 17 (27.9) (23.9) 17 (27.9) (23.9) 54 (48.2) ppv (76.1) ss
Kappa Statisticial Test (Monte Carlo), k: Kappa Coefficient, ss: Sensitivity, sp: Specificity, ppv: Positive predictive value, npv:Negative predictive value Kappa Statisticial Test (Monte Carlo), k: Kappa Coefficient, ss: Sensitivity, sp: Specificity, ppv: Positive predictive value, npv:Negative predictive value Kappa Statisticial Test (Monte Carlo), k: Kappa Coefficient, ss: Sensitivity, sp: Specificity, ppv: Positive predictive value, npv:Negative predictive value Kappa Statisticial Test (Monte Carlo), k: Kappa Coefficient, ss: Sensitivity, sp: Specificity, ppv: Positive predictive value, npv:Negative predictive value Kappa Statisticial Test (Monte Carlo), k: Kappa Coefficient, ss: Sensitivity, sp: Specificity, ppv: Positive predictive value, npv:Negative predictive value Kappa Statisticial Test (Monte Carlo), k: Kappa Coefficient, ss: Sensitivity, sp: Specificity, ppv: Positive predictive value, npv:Negative predictive value Kappa Statisticial Test (Monte Carlo), k: Kappa Coefficient, ss: Sensitivity, sp: Specificity, ppv: Positive predictive value, npv:Negative predictive value Kappa Statisticial Test (Monte Carlo), k: Kappa Coefficient, ss: Sensitivity, sp: Specificity, ppv: Positive predictive value, npv:Negative predictive value Kappa Statisticial Test (Monte Carlo), k: Kappa Coefficient, ss: Sensitivity, sp: Specificity, ppv: Positive predictive value, npv:Negative predictive value