Table 5 Logistic regression of ED variables for the diagnosis of COVID. Odds ratio and confidence interval (CI at 95%) are shown and relative p values

COPD

yes vs no

0.66

(0.16-2.69)

0.561

fever

yes vs no

3.32

(0.97-12.31)

0.061

Lung ultrasound

Consolidation vs Normal Lung Ultrasound

2.58

(0.27-28)

0.414

Monolateral mild interstitial syndrome vs Normal Lung Ultrasound

1.81

(0.21-17.88)

0.596

Bilateral severe interstitial syndrome vs Normal Lung Ultrasound

6.09

(0.87-54.65)

0.080

Pleural effusion vs Normal Lung Ultrasound

2.27

(0.26-23.92)

0.470

CT scan

Typical vs Other

4.18

(1.11-17.86)

0.040

WBC

1.01

(0.98-1.06)

0.651

age

0.99

(0.95-1.03)

0.617

sex

Male vs Female

1.45

(0.41-5.19)

0.557