|
CT features
|
Mild group(n = 102)
|
Severe group (n = 50)
|
χ2 /Z Value
|
P Value
|
|---|
|
Location
| | |
16.828
|
< 0.001
|
|
Unilateral lung
|
28 (27.5)
|
0 (0.0)
| | |
|
Bilateral lung
|
74 (72.5)
|
50 (100.0)
| | |
|
Distribution
| | |
25.238
|
< 0.001
|
|
Subpleural
|
57 (55.9)
|
7 (14.0)
| | |
|
Subpleural with central
|
44 (43.1)
|
43 (86.0)
| | |
|
Central
|
1 (1.0)
|
0 (0.0)
| | |
|
Morphology
| | |
31.109
|
< 0.001
|
|
Nodular or patchy
|
50 (49.0)
|
5 (10.0)
| | |
|
Nodular with patchy
|
26 (25.5)
|
10 (20.0)
| | |
|
Patchy with segmental
|
26 (25.5)
|
35 (70.0)
| | |
|
Density
| | |
15.039
|
0.001
|
|
GGO
|
50 (49.0)
|
9 (18.0)
| | |
|
GGO with consolidation
|
46 (45.1)
|
39 (78.0)
| | |
|
Consolidation
|
6 (5.9)
|
2 (4.0)
| | |
|
Vascular bundle thickening
| | |
10.805
|
0.001
|
|
Yes
|
69 (67.6)
|
46 (92.0)
| | |
|
No
|
33 (32.4)
|
4 (8.0)
| | |
|
Air bronchogram sign
| | |
5.834
|
0.016
|
|
Yes
|
40 (39.2)
|
30 (60.0)
| | |
|
No
|
62 (60.8)
|
20 (40.0)
| | |
|
Crazy-paving sign
| | |
8.554
|
0.003
|
|
Yes
|
50 (49.0)
|
37 (74.0)
| | |
|
No
|
52 (51.0)
|
13 (26.0)
| | |
|
Pulmonary fibrosis
| | |
1.314
|
0.252
|
|
Yes
|
45 (44.1)
|
27 (54.0)
| | |
|
No
|
57 (55.9)
|
23 (46.0)
| | |
|
Mosaic perfusion sign
| | |
37.621
|
< 0.001
|
|
Yes
|
1 (1.0)
|
18 (36.0)
| | |
|
No
|
101 (99.0)
|
32 (64.0)
| | |
|
Pleural effusion
|
7 (6.9)
|
5 (10.0)
|
0.125
|
0.723
|
|
Thoracic lymphadenopathy
|
18 (17.6)
|
10 (20.0)
|
0.124
|
0.725
|
|
Number of segments involved
|
5.5 (3.0–8.0)
|
10 (9.0–11.0)
|
−6.510
|
< 0.001
|
|
Severity score of lung
|
4 (2.0–5.0)
|
7 (5.0–9.0)
|
−7.712
|
< 0.001
|
- Note: GGO ground glass opacity
- Data are numbers of patients, with percentages in parentheses
