|
Clinical characteristics
|
Training cohort
|
p value
|
Test cohort
|
p value
|
p value*
|
|---|
|
Non-severe (n = 77)
|
Severe (n = 28)
| |
Non-severe (n = 33)
|
Severe (n = 12)
| | |
|---|
|
Age
|
43.4 ± 14.6
|
55.6 ± 12.6
|
< 0.001
|
43.4 ± 12.4
|
59.9 ± 19.8)
|
0.001
|
0.674
|
|
Gender
| | | | | | |
0.828
|
|
Male
|
34 (44.2)
|
9 (32.1)
|
0.377
|
16 (48.5)
|
9 (75.0)
|
0.214
| |
|
Female
|
43 (55.8)
|
19 (67.9)
| |
17 (51.5)
|
3 (25.0)
| | |
|
Fever
| | |
0.999 (86.2%)
| | |
0.269
|
0.439
|
|
Absence
|
9 (11.6%)
|
3 (10.7%)
| |
5 (15.2%)
|
1 (8.3%)
| | |
|
Presence
|
72 (86.7%)
|
22 (88.0%)
| |
28 (84.8%)
|
11 (91.7%)
| | |
|
Cough
| | |
0.054
| | |
0.999
|
0.521
|
|
Absence
|
43 (55.8)
|
9 (32.1)
| |
14 (42.4)
|
5 (41.7)
| | |
|
Presence
|
34 (44.2)
|
19 (67.9)
| |
19 (57.6)
|
7 (58.3)
| | |
|
C-reaction protein
| | |
0.447
| | |
0.448
|
0.853
|
|
Absence
|
15 (19.5)
|
3 (10.7)
| |
8 (24.2)
|
1 (8.3)
| | |
|
Presence
|
62 (80.5)
|
25 (89.3)
| |
25 (75.8)
|
11 (91.7)
| | |
|
Blood leukocyte count
| | |
0.088
| | |
0.999
|
0.805
|
|
< 4 × 109/L
|
26 (33.8)
|
16 (57.1)
| |
21 (63.6)
|
6 (50.0)
| | |
|
(4–10) × 109/L
|
50 (64.9)
|
12 (42.9)
| |
12 (36.4)
|
6 (50.0)
| | |
|
> 10 × 109/L
|
1 (1.3)
|
0 (0.0)
| |
0 (0.0)
|
0 (0.0)
| | |
|
Lymphocyte count (< 1.5 × 109/L)
|
31 (40.3)
|
7 (25.0)
|
0.227
|
13 (39.4)
|
1 (8.3)
|
0.104
|
0.680
|
|
Comorbidity
| | |
< 0.001
| | |
0.228
|
0.103
|
|
Absence
|
61 (79.2)
|
10 (35.7)
| |
29 (87.9)
|
8 (66.7)
| | |
|
Presence
|
16 (20.8)
|
18 (64.3)
| |
4 (12.1)
|
4 (33.3)
| | |
|
Time course (day)
|
6.8 ± 3.8
|
9.0 ± 4.9
|
0.016
|
6.8 ± 4.0
|
5.5 ± 3.9
|
0.345
|
0.209
|
- *Represents the comparisons of features between training and test cohorts
