Table 2.
Baseline laboratory parameters for patients with and without COVID-19 after propensity-score matching. Data are presented as median (IQR).
| Parameters | No COVID-19 (n = 43) | COVID-19 (n = 43) | P-value |
|---|---|---|---|
| Blood count | |||
| Haemoglobin, g/L | 131 (115, 148) | 132.5 (120, 143) | 0.84 |
| Erythrocytes, T/L | 4.35 (3.87, 4.89) | 4.54 (3.9, 4.8) | 0.56 |
| Leukocytes, G/L | 10.14 (6.89, 14.09) | 6.98 (4.52, 8.73) | 0.003 |
| Thrombocytes, G/L | 238 (181, 336) | 210 (178, 295) | 0.48 |
| Neutrophils, G/L | 6.11 (5.14, 10.68) | 3.56 (2.84, 6.68) | 0.013 |
| Lymphocytes, G/L | 0.9 (0.62, 1.84) | 0.96 (0.6, 1.3) | 0.49 |
| Coagulation | |||
| INR | 1.1 (1.05, 1.2) | 1.1 (1, 1.1) | 0.10 |
| Chemistry | |||
| Sodium, mmol/L | 136 (133, 138) | 136 (134, 139) | 0.68 |
| Potassium, mmol/L | 3.9 (3.5, 4.3) | 3.7 (3.5, 3.9) | 0.058 |
| Glucose, mmol/L | 6.3 (5.7, 7.2) | 6.6 (6, 7.8) | 0.40 |
| Albumin, g/L | 30.5 (26.5, 34) | 30.4 (28.2, 32.9) | 0.93 |
| Creatinine, µmol/L | 87 (60, 109) | 87 (66, 110) | 0.99 |
| GFR, mL/min. | 74 (47, 90) | 76 (53, 90) | 0.74 |
| Urea, mmol/L | 5.4 (4.4, 8.3) | 5.05 (3.7, 7.05) | 0.34 |
| ASAT, U/L | 23 (17, 38) | 36 (30, 45) | 0.003 |
| ALAT, U/L | 27 (20, 41) | 31.5 (26, 44) | 0.14 |
| Alkaline phosphatase, IU/L | 85 (62, 101) | 69.5 (51.5, 81) | 0.008 |
| Gamma-glutamyl transferase, U/L | 43 (31, 92) | 45.5 (27, 83) | 0.77 |
| LDH, IU/L | 224 (167, 255) | 325.5 (243, 459) | <0.001 |
| TSH, mU/L | 1.37 (1, 2.44) | 1.24 (0.75, 2.94) | 0.54 |
| CRP, mg/L | 70 (16, 135) | 77 (39, 125) | 0.35 |
| Procalcitonin, µg/L | 0.13 (0.05, 0.48) | 0.09 (0.05, 0.19) | 0.20 |
| Interleukin 6, ng/L | 82 (25, 240) | 49 (34, 133) | 0.46 |
| NT-pro-BNP, ng/L | 563.5 (92, 2732) | 438 (182, 1160) | 0.72 |
| Troponin I, ng/L | 14.2 (7.9, 37) | 11.05 (7.25, 25.35) | 0.34 |
| Blood gas analysis | |||
| Lactate, mmol/L | 1.3 (0.9, 2.1) | 1.1 (0.9, 1.4) | 0.35 |
| pO2, mmHg | 70 (65, 84) | 65 (56, 72.5) | 0.014 |
| pCO2, mmHg | 35 (31, 44) | 31 (29, 34) | 0.016 |
| Bicarbonate, mmol/L | 23 (21, 26) | 23 (21.15, 25) | 0.67 |
| pH, | 7.42 (7.365, 7.485) | 7.47 (7.45, 7.49) | <0.001 |
| FiO2, | 0.21 (0.21, 0.28) | 0.21 (0.21, 0.21) | 0.20 |
| Horovitz ratio*, mmHg | 309.52 (250, 376.19) | 295.24 (212.70, 330.95) | 0.14 |
*
Ratio between pO2 and FiO2.
ALAT, alanine-aminotransferase; ARDS, acute respiratory distress syndrome; ASAT, aspartate-aminotransferase; CRP, C-reactive protein; FiO2, inspired oxygen fraction; GFR, glomerular filtration rate; INR, international normalized ratio; IQR, interquartile range; LDH, lactate dehydrogenase; NT-pro-BNP, N-terminal-pro-B-type natriuretic peptide; pCO2, carbon dioxide partial pressure; pO2, oxygen partial pressure; TSH, thyroid stimulating hormone.