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. 2021 Aug 20;157(4):164–171. doi: 10.1016/j.medcle.2021.01.014

Table 1.

Baseline characteristics and laboratory findings of 499 patients with COVID-19.

Characteristics All patients
(n = 499)
Survivors
(n = 464)
Death
(n = 35)
p-Value
Age (mean (SD)) 59 (15) 58 (15) 72 (11) <0.001
Gender = m (%) 253 (50) 234 (50) 19 (54) 0.791



Comorbidities, n (%)
 Hypertension 185 (37.1) 168 (36.2) 17 (48.6) 0.201
 Heart failure 19 (3.8) 17 (3.7) 2 (5.7) 0.878
 Diabetes 80 (16.0) 73 (15.7) 7 (20.0) 0.671
 Coronary heart disease 34 (6.8) 28 (6.0) 6 (17.1) 0.030
 Chronic renal disease 25 (5.0) 19 (4.1) 6 (17.1) 0.003
 Chronic liver disease 14 (2.8) 13 (2.8) 1 (2.9) 1.000



Laboratory findings Normal range
 TNI, ng/ml (median [IQR]) 0–0.04 0.01 [0.01, 0.01] 0.01 [0.01, 0.01] 0.04 [0.02, 0.15] <0.001
 Creatinine, μmol/L (mean (SD)) 64–104 84 (121) 76 (86) 182 (320) <0.001
 MYO, ng/ml (median [IQR]) 0–80 6 [3, 11] 6 [3, 9] 134 [24, 605] <0.001
 CK-MB, ng/ml (median [IQR]) 0–6.36 1.1 [0.8, 1.7] 1.0 [0.7, 1.6] 4.7 [2.3, 10.5] <0.001
 D_DIMER, mg/L (median [IQR]) 0–0.55 0.6 [0.2, 1.4] 0.5 [0.2, 1.1] 4.5 [1.80, 7.3] <0.001
 Leukocyte counts, *109/L (mean (SD)) 3.5–9.5 6.4 (3.0) 6.1 (2.6) 10.3 (4.7) <0.001
 Hemoglobin, g/L (mean (SD)) 130–175 121 (21) 121 (20) 112 (28) 0.011
 Lymphocyte rate (mean (SD)) 20–50% 25% (11) 26% (10) 8% (6) <0.001
 Lymphocyte count, *109/L (mean (SD)) 1.1–3.2 1.4 (0.6) 1.5 (0.6) 0.7 (0.4) <0.001
 Alanine aminotransferase, IU/L (median [IQR]) 9–50 24 [15, 39] 23 [15, 38] 34 [19, 45] 0.043
 Aspartate aminotransferase, IU/L (median [IQR]) 15–40 21 [16, 30] 20 [16, 28] 38 [27, 66] <0.001
 Albumin, g/L (mean (SD)) 40–55 36 (5) 36 (4) 30 (6) <0.001
 C-reactive protein, mg/L (median [IQR]) 0–4 1.6 [0.5, 10.0] 1.2 [0.5, 7.4] 51.1 [12.2, 75.9] <0.001
 BNP, pg/ml (median [IQR]) 0–100 10 [10, 35] 10 [10, 29] 115 [44, 308] <0.001
 Procalcitonin, ng/ml (median [IQR]) 0–0.05 0.04 [0.03, 0.07] 0.04 [0.03, 0.07] 0.43 [0.15, 1.19] <0.001

TNI, troponin; MYO, myoglobin; CK-MB, creatinine kinase-myocardial band; BNP, B-type natriuretic peptide; IQR, inter-quartile range; SD, standard deviation.