Table 1. Laboratory findings.
| Survivors (n = 133) | Non-survivors (n = 47) | Normal range | P-value | |
|---|---|---|---|---|
| Age, mean (IQR), years | 54 (45 – 67) | 71 (60 – 82) | ||
| Male | 77 | 30 | ||
| Female | 56 | 17 | ||
| Duration of symptoms, days | 3.11 (1 – 5) | 5.72 (2 – 7) | ||
| White blood cells, median (IQR), ×109/L | 7.4 (4.8 – 8.8) | 9.2 (6.3 – 11.2) | 4 – 11 | 0.001 |
| Hemoglobin count, median (IQR), g/dL | 12.7 (11.6 – 13.9) | 9.2 (9.8 – 12.5) | Males: 13 – 18 | 0.001 |
| Females: 11.5 – 16.5 | ||||
| Lymphocyte count, median (IQR), ×109/L | 1.17 (0.8 – 1.4) | 0.75 (0.4 – 1) | 1.5 – 4.5 | 0.001 |
| Neutrophil count, median (IQR), ×109/L | 5.5 (3 – 6.5) | 7.94 (4.7 – 10.1) | 2.0 – 7.5 | 0.003 |
| Platelet count, median (IQR), ×109/L | 230 (151 – 274) | 236 (175 – 256) | 150 – 450 | >0.5 |
| C-reactive protein, median (IQR), mg/L | 85 (23 – 108) | 122 (111 – 233) | <8.0 mg/L | 0.004 |
| Ferritin, median (IQR), μg/L | 330 (94 – 339) | 812 (218 – 1,043) | Females: 10 – 200 µg/L; | 0.001 |
| Males: 30 – 300 µg/L | ||||
| Lactate dehydrogenase, median (IQR), units/L | 333 (222 – 369) | 528 (368 – 640) | 110 – 210 | 0.001 |
| Creatinine, mg/dL | 0.9 (0.7 – 1.0) | 1.3 (0.7 – 1.7) | <1.2 | 0.004 |
| ALT, U/L | 31 (22 – 39) | 33 (17 – 35) | <24 | >0.5 |
| Na, mEq/L | 135 (133 – 139) | 136 (133 – 140) | 135 – 145 | >0.5 |
| D-Dimer, median (IQR), ng/mL | 830 (430 – 1,210) | 2,897 (1,070 – 3,185) | <500 | 0.0003 |
P-values were calculated using Pearson's chi-square test.
IQR, interquartile range; ALT, alanine aminotransferase.