Table 3.

Radiologic signs and patterns of involvement in two groups of patients (significant variables are italicized)

	Surviving patients	Deceased patients	p value
Radiologic signs
Ground-glass opacities	22 (81.4%)	19 (82.6%)	0.71
Crazy-paving	5 (18.51%)	6 (26.0%)	0.5
Airspace consolidation	9 (33.3%)	12 (52.1%)	0.1
Septal thickening	13 (48.1%)	7 (30.4%)	0.38
Reticulonodular lesions	4 (14.8%)	2 (8.6%)	0.68
Tree-in-bud	0 (0.0%)	0 (0.0%)	n/a
Peribronchovascular involvement	4 (14.8%)	4 (17.3%)	0.71
Bronchiectasis	1 (3.7%)	2 (8.6%)	0.56
Cavitation	0 (0.0%)	0 (0.0%)	n/a
Air bronchogram	8 (29.6%)	13 (56.5%)	0.04
Pattern of involvement
Bilateral	23 (85.1%)	23 (100%)	0.049
Unilateral	1 (3.7%)	0 (0.0%)	0.371
Unifocal	3 (11.1%)	0 (0.0%)	0.24
Multifocal	21 (77.7%)	23 (100%)	0.014
Peripheral	19 (70.3%)	15 (65%)	0.9
Central	11 (40.7%)	14 (60.8%)	0.154
Anterior	9 (33.3%)	9 (39.1%)	0.52
Posterior	21 (77.7%)	20 (86.9%)	0.26
Mediastinal lymphadenopathy	3 (11.1%)	4 (17.3%)	0.68
Pleural effusion.	1 (3.7%)	5 (21.7%)	0.075