Table 1.
Baseline variables and clinical data.
| Baseline | All (n = 160) | COVID-19 (n = 79) | Control (n = 81) |
|---|---|---|---|
| Age, years | 59 (44-70) | 56 (43.5-67) | 62 (52-72) |
| Male sex | 85 (53.1) | 41 (51.9) | 44 (54.3) |
| Respiratory/pneumonia signs and symptomsa | 130 (81.2) | 72 (91.1) | 58 (71.6) |
| Comorbiditiesb | |||
| Cancer | 48 (29.6) | 4 (4.9) | 44 (54.3) |
| Primary lung cancer | 9 (5.6) | 0 | 9 (11.1) |
| Chronic lung diseases | 33 (20.6) | 12 (15.2) | 21 (25.9) |
| Smoking | 68 (42.5) | 22 (27.8) | 46 (56.8) |
| Obesity (BMI ≥ 30) | 26 (16.2) | 19 (24.1) | 7 (8.6) |
| Hypertension | 76 (47.5) | 41 (51.9) | 35 (43.2) |
| Coronary artery disease | 10 (6.2) | 5 (6.3) | 5 (6.2) |
| Congestive heart failure | 13 (8.1) | 4 (5.1) | 9 (11.1) |
| Diabetes | 34 (21.2) | 21 (26.6) | 13 (16.0) |
| Hematologic diseases | 16 (10.0) | 3 (3.8) | 13 (16.0) |
| Immunocompromised | 17 (10.6) | 7 (8.9) | 10 (12.3) |
a
Respiratory/pneumonia signs and symptoms = cough, fever, chest pain, dyspnea, tachypnea, hypoxemia, sputum.
b
Comorbidities = cancer, chronic lung diseases, smoking, obesity (body mass index, BMI > 30), hypertension, coronary artery disease, congestive heart failure, diabetes, hematologic diseases, immunosuppression.