Table 2. Laboratory, viral, and bacterial findings of coronavirus infected patients.
| Characteristics | All patients (n=807) | Elder group (n=232) | Younger group (n=575) | P value |
|---|---|---|---|---|
| Laboratory finding | ||||
| White cell count, 103/μL | 10.3 (7.4–13.6) | 9.41 (6.74–13.2) | 10.8 (7.80–14.0) | 0.001 |
| Lymphocyte count, 103/μL | 2.99 (1.43–5.72) | 1.44 (0.88–3.37) | 3.50 (2.03–5.93) | <0.001 |
| Platelet count, 103/μL | 296 (229–377) | 245 (169–307) | 314 (246–395) | <0.001 |
| Hemoglobin, g/dL | 12.2 (11.3–13.0) | 12.0 (10.4–13.6) | 12.2 (11.6–12.8) | 0.207 |
| C-reactive protein, mg/dL | 16.4 (4.10–52.3) | 74.1 (20.9–149.2) | 10.5 (3.0–26.5) | <0.001 |
| Coronavirus subtype | ||||
| OC43 | 416 (51.5%) | 92 (39.7%) | 324 (56.3%) | <0.001 |
| NL63 | 267 (33.1%) | 61 (26.3%) | 206 (35.8%) | 0.009 |
| 229E | 124 (15.4%) | 79 (34.1%) | 45 (7.8%) | <0.001 |
| Co-infecting viruses | 374 (46.3%) | 44 (19.0%) | 330 (57.4%) | <0.001 |
| Influenza | 51 (6.3%) | 26 (11.2%) | 25 (4.3%) | |
| RSV A | 102 (12.6%) | 5 (2.2%) | 97 (16.8%) | |
| Rhinovirus | 100 (12.4%) | 6 (2.6%) | 94 (16.3%) | |
| Adeno virus | 86 (10.7%) | 8 (3.5%) | 78 (13.6%) | |
| RSV B | 39 (4.8%) | 4 (1.7%) | 35 (6.1%) | |
| Boca virus | 28 (3.5%) | 1 (0.4%) | 27 (4.7%) | |
| Enterovirus | 23 (2.9%) | 0 | 23 (4.0%) | |
| Parainfluenza virus | 23 (2.9%) | 0 | 23 (4.0%) | |
| Metapneumovirus | 14 (1.7%) | 3 (1.3%) | 11 (1.9%) | |
| Others | 4 (0.5%) | 0 | 4 (0.7%) | |
| Co-infecting bacteria | 65 (8.1%) | 40 (17.2%) | 25 (4.3%) | <0.001 |
| Mycoplasma | 21 (2.6%) | 1 (0.04%) | 20 (3.5%) | |
| Klebsiella pneumonia | 15 (1.9%) | 10 (4.3%) | 5 (0.9%) | |
| Pseudomonas aeruginosa | 9 (1.1%) | 9 (3.8%) | 0 | |
| Haemophilus influenza | 6 (0.74%) | 6 (2.6%) | 0 | |
| Staphylococcus aureus | 4 (0.5%) | 4 (1.7%) | 0 | |
| Others | 10 (1.2%) | 10 (4.3%) | 0 |
Data are presented as the median value (interquartile range) or number. Elder group is patient ≥18 years and younger group is patient <18 years. RSV, respiratory syncytial virus.