Table 2.
Laboratory findings of patients infected with COVID-19 on admission.
| Variables, median (IQR) | Total (n = 388) | Normotension (n = 313) | Hypertension (n = 75) | p value |
|---|---|---|---|---|
| White blood cells | 4.77 (3.70–6.26) | 4.65 (3.65–6.26) | 5.05 (3.89–6.35) | 0.443 |
| Neutrophil | 3.14 (2.32–4.47) | 3.10 (2.26–4.41) | 3.44 (2.40–4.59) | 0.624 |
| Lymphocyte | 1.07 (0.77–1.46) | 1.06 (0.78–1.48) | 1.10 (0.74–1.34) | 0.446 |
| Platelets | 178.00 (142.00–225.00) | 178.00 (142.99–225.50) | 178.00 (135.00–223.00) | 0.509 |
| Haemoglobin | 132.50 (121.00–143.00) | 133.00 (122.00–144.00) | 129.00 (121.00–139.00) | 0.708 |
| CRP | 9.65 (2.98–26.70) | 9.30 (2.31–23.68) | 12.45 (5.00–38.60) | ≤ 0.05 |
| Hs-CRP | 6.00 (0.61–23.75) | 5.38 (0.50–22.48) | 12.34 (4.20–37.13) | 0.03 |
| K+ | 3.96 (3.62–4.25) | 3.95 (3.63–4.25) | 3.98 (3.59–4.28) | 0.762 |
| Na+ | 138.80 (136.50–140.60) | 138.70 (136.50–140.40) | 138.85 (136.30–140.85) | 0.554 |
| Cl− | 103.15 (100.00–105.30) | 103.40 (100.23–105.40) | 101.85 (99.10–104.65) | 0.195 |
| Ca+ | 2.22 (2.11–2.36) | 2.23 (2.11–2.34) | 2.22 (2.10–2.42) | 0.178 |
| ESR (mm/h) | 40.00 (20.00–64.00) | 38.00 (18.00–60.00) | 46.00 (25.25,70.00) | ≤ 0.05 |
| Total protein, (g/L) | 69.50 (64.80–74.10) | 74.40 (65.10–74.65) | 66.25 (63.68–71.70) | 0.381 |
| Albumin, g/L | 40.50 (37.12–44.40) | 40.80 (37.90–44.63) | 38.95 (34.45–42.05) | 0.382 |
| Activated partial thromboplastin time, s | 31.80 (27.80–36.43) | 32.05 (28.03–36.85) | 30.30 (26.80–35.35) | 0.325 |
| D-dimer, mg/L | 0.35 (0.20–0.59) | 0.33 (0.18–0.59) | 0.42 (0.27–0.67) | 0.381 |
| Fibrinogen (g/L) | 3.69 (2.86–4.71) | 3.67 (2.75–4.72) | 4.00 (3.10–4.66) | 0.461 |
| Alanine aminotransferase, U/L | 24.00 (19.00–34.00) | 24.00 (19.00–32.00) | 27.50 (20.8–43.50) | ≤ 0.05 |
| Aspartate aminotransferase, U/L | 24.00 (16.00–35.00) | 24.00 (16.00–34.00) | 26.65 (16.00–42.25) | 0.184 |
| Total bilirubin, mmol/L | 10.81 (7.90–17.60) | 11.15 (7.75–17.30) | 10.60 (8.24–18.46) | 0.747 |
| Creatinine, μmol/L | 64.44 (54.5–77.90) | 63.00 (53.78–75.20) | 72.00 (57.25–86.45) | 0.061 |
| Uric acid (umol/L) | 266.62 (206.55–323.25) | 258.93 (204.40–318.27) | 296.00 (232.00–349.35) | 0.114 |
| Urea nitrogen (mmol/L) | 3.74 (3.00–4.80) | 3.60 (2.90–4.42) | 4.43 (3.42–5.81) | 0.258 |
| Glucose (mmol/L) | 6.30 (5.44–7.81) | 6.24 (5.41–7.69) | 6.51 (5.57–8.95) | 0.815 |
| Cholesterol | 3.90 (3.41–4.59) | 3.90 (3.33–4.51) | 4.02 (3.55–4.76) | 0.133 |
| Triglyceride | 1.23 (0.92–1.96) | 1.22 (0.88,1.89) | 1.32 (0.96–2.38) | 0.209 |
| HDL | 1.14 (0.95–1.33) | 1.13 (0.94–1.33) | 1.15 (1.01–1.34) | 0.724 |
| LDL | 2.15 (1.77–2.68) | 2.17 (1.74–2.67) | 2.12 (1.82–2.78) | 0.267 |
| Chest radiographs and CT finding | ||||
| Unilateral pneumonia | 10 (2.6) | 10 (3.2) | 0 (0) | 0.220 |
| Bilateral pneumonia | 341 (87.7) | 268 (85.6) | 73 (97.3) | < 0.001 |
| Normal | 16 (4.1) | 2 (2.7) | 0.747 | |
CRP C-reactive protein; ESR erythrocyte sedimentation rate; HDL high-density lipoprotein; hs-CRP high sensitivity C-reactive protein; IQR interquartile range; LDL low density lipoprotein.