Table 2. Available clinical and laboratory findings at the time of sample collection.
| Variable | Patients, No. (%) | P value | |
|---|---|---|---|
| Severe Diseasea |
Mild Diseasea |
||
| Fever (>38.5°C) | 22 (100.0) | 19 (90.5) | 0.2326 |
| Gastrointestinal symptoms | 16 (72.7) | 16 (76.2) | 0.5360 |
| Headache | 20 (90.9) | 18 (85.7) | 0.4771 |
| Myalgia | 18 (81.8) | 18 (85.7) | 0.5274 |
| Respiratory distress | 22 (100.0) | 12 (57.1) | ***0.0005 |
| Infiltrates on chest X-ray | 19 (86.4) | 15 (71.4) | 0.2043 |
| Blood shift (>10% bands) | 6 (27.3) | 2 (9.5) | 0.1350 |
| Atypical lymphocytosisb | 2 (10.5)c | 1 (4.8) | 0.4615 |
| Thrombocytopeniad | 19 (86.4) | 19 (90.5) | 0.5229 |
| Increased hematocrite | 12 (54.5) | 5 (23.8) | *0.0394 |
a Classified according to clinical outcome.
b Defined as >10% atypical lymphocytes.
c Available data for 19 severe patients.
d Defined as < 150.000 mm3.
e Defined as >52% for men and >48% for women.