Table 1.
Study cohort composition. Patient numerosity for each covariate under study at enrollment.
| Covariate | Levels | Gender | # | Age | ||||
|---|---|---|---|---|---|---|---|---|
| 20–39 | 40–59 | 60–79 | 80–99 | Mean ± SD | ||||
| Main outcome | Asymptomatic: 36 |
M F |
22 14 |
4 6 |
8 3 |
7 3 |
3 2 |
56 ± 20 50 ± 22 |
| Symptomatic:156 |
M F |
105 51 |
20 9 |
42 15 |
29 17 |
14 10 |
56 ± 18 60 ± 19 |
|
| Total: 192 |
M F |
127 65 |
24 15 |
50 18 |
36 20 |
17 12 |
56 ± 18 58 ± 20 |
|
| Pneumonia | Mild: 89 |
M F |
65 24 |
15 5 |
33 7 |
12 7 |
5 5 |
52 ± 17 59 ± 21 |
| Moderate: 50 |
M F |
25 25 |
4 4 |
6 8 |
8 9 |
7 4 |
63 ± 18 60 ± 18 |
|
| Severe: 17 |
M F |
15 2 |
1 0 |
3 0 |
9 1 |
2 1 |
64 ± 17 80 ± 14 |
|
| Total: 156 |
M F |
105 51 |
20 9 |
42 15 |
29 17 |
14 10 |
56 ± 18 60 ± 19 |
|
| Supplemental O2 |
Low/High-flow O2: 72 (intubated: 18) |
M F |
42 (16) 30 (2) |
3 (1) 4 (0) |
11 (4) 8 (1) |
20 (9) 11 (1) |
8 (1) 7 (0) |
64 ± 16 (62 ± 17) 63 ± 18 (58 ± 24) |