Age (mean, sd) | 66.8 (±15.8) | 72.5 (61–81) |
Gender | 188 M (62.7%); 112 F (37.3%) | 71 M (68.3%); 33 F (31.7%) |
Contact with suspected or confirmed COVID-19 cases |
Yes | 72 (24%) | 23 (22.2%) |
No | 49 (16.3%) | 77 (74%) |
Not reported | 179 (59.7%) | 4 (3.8%) |
History of Fever | 231 (77%) | 92 (88.5%) |
Days with fever (median, IQR) | 6 (3–7) | 5.5 (2–7.5) |
Temperature median (IQR) | 37 (36.5–37.8) | 37.3 (36.5–38.2) |
Temperature≥37.5°C | 90 (30%) | 44 (46.3%) |
History of Cough | 171 (57%) | 42 (40%) |
Days with cough (median, IQR) | 5 (3–7) | 3 (0–7) |
History of Dyspnoea | 109 (36.3%) | 63 (60.6%) |
Days with dyspnoea (median, IQR) | 3 (3–7) | 1 (0–4) |
Respiratory Rate≥25 breaths·min−1 | 74 (24.7%) | 16 (22.9%) |
Oxygen saturation |
≤95% | 200 (66.7%) | 73 (75.3%) |
%, median (IQR) | 94 (90–96) | 92 (88–95.2) |
Hearth Rate>100 beats/min | 66 (22%) | 15 (18.5%) |
Other symptoms | 92 (30.7%) | 22 (21.2%) |
Hypertension | 114 (38%) | 58 (55.8%) |
Diabetes | 42 (14%) | 18 (17.3%) |
Obesity | 18 (6%) | 9 (8.7%) |
Other comorbidities |
Cancer | 33 (11%) | 19 (18.3%) |
Chronic respiratory disease | 44 (14.7%) | 15 (14.4%) |
Kidney disease | 12 (4%) | 13 (12.5%) |
Liver disease | 1 (0.3%) | 2 (1.9%) |
No other comorbidities reported | 210 (70%) | 55 (52.9%) |
Laboratory measures |
White blood cell count, ×106 L−1 | 6.4 (4.6–8.7) | 7.4 (5.1–9.5) |
Sodium, mmol·L−1 | 137 (135–139) | 136 (133–139) |
Aspartate aminotransferase, U·L−1 | 42 (32–62) | 44 (30–63) |
Alanine aminotransferase, U·L−1 | 28 (19–42) | 28 (20–49) |
C-reactive protein, mg·L−1 | 83 (27–148) | 82 (36–150) |
r-CXR categories |
Normal | 85 | 18 |
Alternative diagnosis | 7 | 0 |
Indeterminate | 40 (median extent: ≤20%) | 16 (median extent: ≤20%) |
Typical for COVID-19 pneumonia | 168 (median extent: 21–50%) | 70 (median extent: 20–50%) |
HRCT categories |
Normal | 40 | 6 |
Alternative diagnosis | 35 (mean extent: 5.6%) | 1 |
Indeterminate | 41 (mean extent: 28.4%) | 13 (mean extent: 32.7%) |
Typical for COVID-19 pneumonia | 184 (mean extent: 35%) | 84 (mean extent: 36.5%) |