Table 2.
Laboratory findings of patients infected with COVID-19 on admission to ICU (n = 15).
| Variable | Before (Mean ± SD) | After (Mean ± SD) | After one week (Mean ± SD) | P-value |
|---|---|---|---|---|
| Arterial blood gas analysis | ||||
| PaO2/FIO2, mm Hg | 184.3 ± 56.1 | 224.0 ± 57.2 | <0.001 | |
| Infection and immunity | ||||
| Procalcitonin, ng/mL | 0.2 ± 0.2 | 0.1 ± 0.1 | 0.012 | |
| C-reactive protein, mg/dL | 47.3 ± 17.7 | 28.5 ± 20.5 | <0.001 | |
| Ferritin, ng/mL | 1027.3 ± 396.9 | 654.0 ± 320.0 | <0.001 | |
| CD3+ T lymphocyte (/µL) | 247.7 ± 112.9 | 172.7 ± 60.9 | 273.6 ± 98.0 | 0.014 |
| CD4+ T lymphocyte (/µL) | 176.9 ± 60.5 | 128.6 ± 34.9 | 238.4 ± 63.4 | 0.046 |
| CD8+ T lymphocyte (/µL) | 132.2 ± 60.0 | 88.0 ± 36.1 | 207.0 ± 81.7 | 0.003 |
| Biochemical test | ||||
| AST, U/L | 37.1 ± 17.5 | 26.0 ± 17.1 | <0.001 | |
| ALT, U/L | 43.9 ± 19.0 | 34.5 ± 20.2 | <0.001 | |
| Total bilirubin, mmol/L | 56.2 ± 11.8 | 33.9 ± 10.4 | <0.001 | |
| Inflammatory mediators | ||||
| IL-6, pg/mL | 8.3 ± 1.8 | 5.7 ± 1.3 | <0.001 | |
| TNF-A-α, pg/mL | 9.2 ± 3.6 | 4.0 ± 0.8 | <0.001 |
PaO2/FIO2= arterial oxygen partial pressure (PaO2 in mmHg) to fractional inspired oxygen; AST = aspartate transaminase; ALT = alanine aminotransferase; IL-6= interleukin -6; TNF-A- α= tumor necrosis factor-α.