Table 1.
Characteristics of enrolled patients
| Characteristic | 1 | 2 | 3 | 4 | 5 | 6 | |
|---|---|---|---|---|---|---|---|
| Sex | F | M | F | M | F | F | |
| Age, yr | 40 | 60 | 62 | 85 | 10 | 16 mon | |
| Symptoms | |||||||
| Fever (> 37.5°C) | − | + | + | − | − | − | |
| Rhinorrhea/nasal obstruction | − | − | − | − | + | − | |
| Sore throat | + | − | − | − | − | − | |
| Cough | − | − | − | − | − | − | |
| Sputum | − | − | − | − | + | − | |
| Dyspnea | − | − | + | + | − | − | |
| Fatigue | − | − | − | − | − | − | |
| Nausea/Vomiting | − | − | − | − | − | − | |
| Diarrhea | − | − | − | − | − | − | |
| Others | Back pain | Myalgia | − | − | − | − | |
| Clinical laboratory results | |||||||
| WBC, /μL | 4,450 | 7,610 | 3,620 | 9,110 | 4,080 | 6,800 | |
| Neutrophils, /μL | 2,003 | 5,860 | 2,911 | 8,472 | 2,228 | 1,809 | |
| Lymphocytes, /μL | 2,052 | 609 | 521 | 437 | 1,522 | 3,522 | |
| PLT, /μL | 169,000 | 197,000 | 84,000 | 93,000 | 251,000 | 235,000 | |
| Hemoglobin, g/dL | 12.7 | 15.6 | 10.3 | 11.6 | 13.5 | 12.1 | |
| Hematocrit, % | 38.0 | 45.3 | 31.1 | 33.8 | 39.9 | 37.5 | |
| Sodium, mmol/L | 140 | 138 | 142 | 140 | 140 | 137 | |
| Potassium, mmol/L | 3.8 | 4.0 | 3.3 | 4.1 | 3.8 | 4.3 | |
| Chloride, mmol/L | 104 | 104 | 111 | 109 | 108 | 107 | |
| Calcium, mg/dL | 8.6 | 9.0 | 7.5 | 8.4 | 9.2 | 9.7 | |
| CO2, mmHg | NC | 37.5 | 40.3 | 46.1 | 25.0 | NC | |
| Glucose, mg/dL | 85 | 145 | 105 | 112 | 106 | 102 | |
| BUN, mg/dL | 9 | 9 | 12 | 37 | 15 | 15 | |
| Creatinine, mg/dL | 0.7 | 0.8 | 0.69 | 1.12 | 0.45 | 0.35 | |
| Total protein, g/dL | 7.6 | 7.1 | 6.2 | 6.8 | 7.0 | 7.0 | |
| Albumin, g/dL | 4.2 | 4.5 | 3.0 | 3.3 | 4.5 | 4.7 | |
| TB, mg/dL | 0.6 | 0.5 | 0.4 | 2.8 | 0.4 | 0.3 | |
| Procalcitonin, ng/mL | NC | NC | 0.14 | 30 | NC | NC | |
| CRP, mg/dL | < 0.4 | < 0.4 | 8.65 | NC | < 0.4 | < 0.4 | |
| ALT, U/L | 36 | 16 | 23 | 11 | < 9 | 21 | |
| AST, U/L | 36 | 24 | 60 | 88 | 20 | 55 | |
| ALP, U/L | 53 | 73 | 84 | 134 | 189 | 287 | |
| Fibrinogen, mg/dL | 331 | 296 | 401 | 540 | NC | NC | |
| PT, sec | 12.7 | 12.4 | 12.7 | 13.7 | NC | NC | |
| INR | 0.97 | 0.94 | 0.97 | 1.06 | NC | NC | |
WBC, white-cell count; PLT, platelet count; CO2, carbon dioxide; NC, not checked; BUN, blood urea nitrogen; TB, total bilirubin; CRP, C-reactive protein; ALT, alanine aminotransferase; AST, aspartate aminotransferase; ALP, alkaline phosphatase; PT, prothrombin time; INR, international normalized ratio.