Table 2.
Comparison laboratory parameters between dead and improved patients infected with COVID-19.
| Variables | Dead patients (n = 1211) | Improved patients (n = 1442) | P value |
|---|---|---|---|
| Mean age ± SD | 58.1 ± 11.3 | 51.9 ± 12.8 | <0.001∗ |
| Gender (male/female) | 646/565 (53.3/46.7%) | 754/688 (52.3/47.7%) | 0.587 |
| ALT, IU/L (mean ± SD) (reference range: 5-40) | 44.6 ± 24.5 | 33.3 ± 24.5 | <0.001∗ |
| AST, IU/L (mean ± SD) (reference range: 5-40) | 37.1 ± 13.2 | 31.2 ± 15.5 | <0.001∗ |
| ALP, IU/L (mean ± SD) (reference range: up to 306) | 202.3 ± 66.0 | 167.9 ± 89.4 | <0.001∗ |
| Cholesterol, mg/dL (mean ± SD) (reference range: 50-200) | 116.7 ± 39.7 | 122.6 ± 36.2 | <0.001∗ |
| TG, mg/dL (mean ± SD) (reference range: 60-165) | 116.1 ± 41.3 | 132.3 ± 62.1 | <0.001∗ |
| LDL, mg/dL (mean ± SD) (reference range: up to 150) | 69.5 ± 35.0 | 108.2 ± 49.2 | <0.001∗ |
| HDL, mg/dL (mean ± SD) (reference range: >40) | 30.6 ± 10.9 | 34.4 ± 11.6 | <0.001∗ |
| WBC, 109/L (mean ± SD) (reference range: 4000-10000) | 7540.8 ± 2643.8 | 7732.8 ± 2897.6 | 0.263 |
| CRP, mg/L (mean ± SD) (reference range: <10 mg/L negative) | 67.7 ± 21.4 | 56.9 ± 20.8 | <0.001∗ |
| ESR, mm/1st h (mean ± SD) (reference range: 0-15) | 55.4 ± 15.4 | 46.6 ± 15.4 | <0.001∗ |
| FBS, mg/dL (mean ± SD) (reference range: 70-100) | 111.1 ± 43.2 | 105.8 ± 41.6 | <0.001∗ |
| Platelets ×1000/cumm (mean ± SD) (reference range: 140000-400000) | 185 ± 77 | 184 ± 67 | 0.310 |
| Uric acid, mg/dL (mean ± SD) (reference range: 3.6-6.8) | 3.7 ± 1.2 | 5.7 ± 1.6 | <0.001∗ |
| Creatinine, mg/dL (mean ± SD) (reference range: 0.6-1.4) | 1.1 ± 0.3 | 0.8 ± 0.3 | <0.001∗ |
| T3, ng/dL (mean ± SD) (reference range: 2.3-4.2) | 3.2 ± 1.1 | 2.8 ± 0.7 | 0.052 |
| T4, mcg/dL (mean ± SD) (reference range: 5.6-13.7) | 9.0 ± 4.3 | 8.3 ± 3.6 | 0.156 |
| TSH, mu/L (mean ± SD) (reference range: 0.4-4.5) | 3.2 ± 1.5 | 3.1 ± 1.4 | 0.359 |
| 25-hydroxy vitamin D, ng/mL (mean ± SD) (sufficiency: 21-150) | 26.9 ± 10.1 | 36.0 ± 13.6 | <0.001∗ |
| Real-time PCR Ct values | 12.1 ± 6.4 | 27.1 ± 7.9 | 0.001∗ |
| ABO blood groups | <0.001∗ | ||
| A (%) | 584 (48.3%) | 390 (27.1%) | |
| B (%) | 302 (24.9%) | 155 (10.7%) | |
| AB (%) | 78 (6.4%) | 115 (8.0%) | |
| O (%) | 247 (20.4%) | 782 (54.2%) |
ALT: alanine aminotransferase; AST: aspartate aminotransferase; ALP: alkaline phosphatase; TG: triglyceride; LDL: low density lipoprotein; HDL: high density lipoprotein; WBC: white blood cells; CRP: C-reactive protein; ESR: erythrocyte sedimentation rate; FBS: fasting blood glucose; T3: triiodothyronine; T4: thyroxine; TSH: thyroid-stimulating hormone; Ct: cycle threshold; SD: standard deviation. ∗Statistically significant (<0.05).