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Table 1 Laboratory test results. Elevated level is indicated by bold and decreased level is indicated by underline

From: The novel coronavirus (COVID-19) pneumonia with negative detection of viral ribonucleic acid from nasopharyngeal swabs: a case report

Tests Normal range24-Jan25-Jan26-Jan27-Jan28-Jan29-Jan30-Jan31-Jan1-Feb2-Feb7-Feb12-Feb
Routine Blood Testswhite blood cell count (109/L)3.5–9.55.614.599.899.487.417.025.123.63
Neutrophil ratio (%)40–7580.473.187.488.380.178.275.754.2
Lymphocyte ratio (%)20–5014.818.77.97.111.313.413.532.8
Eosinophil ratio (%)0.4–80.50.20000.312.5
T cell ratio (%)65–79 49.166
T cell absolute count (/μl)  337920
Th-cell absoluet count(/μl)  223534
Ts-cell absolute count(/μl)  110379
Th/Ts ratio0.9–3.6 2.031.41
Red blood cell
(1012/L)
4.3–5.85.054.944.84.534.864.864.534.14
Hemoglobin (g/L)130–175158155151141151157142129
Platelet (109/L)125–350207257324283329286179127
Biochemical testsAlbumin (ALB) (g/L)35–5039.739.540.338.937.941.740.7
Total Bilirubin (TB) (μmol/L)1.7–211917.213.719.114.18.221.9
Direct Bilirubin (DB) (μmol/L)0.3–6.807.86.26.95.33.210.6
Alanine aminotransferase (ALT) (U/L)21–7265.25117326524213446
Aspartate aminotransferase (AST) (U/L)17–5959306264533127
Alkaline phosphatase (ALP) (U/L)45–12523117212395979677
γ-glutamyl transpeptadase  (GGT) (U/L)0–49508473371277230135104
Lactate dehydrogenase (LDH) (U/L)313–618770 257206201195151
Blood urea nitrogen (BUN) (mmol/L)3.2–7.14.345.385.174.291.21.66
creatinine (Cr) (μmol/L)57–9761.85561666657
cystatin c (Cys-C) (mg/L)0–1.210.71.170.910.650.5
B2 microglobulin (Β2-M) (mg/L)1.0–3.01.460.731.522.272.02
Procalcitonin (PCT) (ng/mL)< 0.10.0530.050.0470.0390.0210.0440.0680.1030.034
C-reactive protein (CRP) (mg/L)< 1017748.7319.379.234.943.117.4311.243.93
Creatine kinase (CK) (U/L)55–17067 
Creatine kinase-MB (CK-MB) (ng/mL)0–2.37< 0.220.760.84
Myoglobin (MYO) (ng/mL)0–11078.3103.6325.36
Cardiac Troponin I (CTnI) (ng/mL)< 0.04< 0.012< 0.006< 0.006
type B natriuretic peptide (BNP) (pmol/L)0–23.134.1  
Interleukin-6 (IL6) (pg/mL)0–716.19 < 1.5
Blood gas assayPH7.35–7.457.4287.4487.4527.4477.4457.4577.4327.4547.4297.4147.3957.392
PCO2 (mmHg)35–454339.139.139.239.73941.838.841.543.345.645.6
PO2 (mmHg)75–11064.413713710111374.271.387.175.783.892.5104
Actual sodium bicarbonate (mmol/L)21.4–27.328.42727.22727.327.527.927.227.527.727.927.7
Whole blood alkali surplus (mmol/L)−3-33.42.83.22.833.53.63.33.12.632.5
Oxygenation index400–500157304304259323195188194261399319359
Lactate (mmol/L)0.5–1.61.41.51.31.81.31.611.21.31.52.42
Fractional concentration of inspired oxygen (FiO2) (%)15.0–100414545393538384529212929
Blood coagulation function testsProthrombin time activity (PTA) (%)70–12010798136
Prothrombin time (PT) (Sec)11–15.112.713.211.5
Prothrombin time International normalizaed ration (PT INR)0.75–1.250.961.010.85
Activated partial thromboplastin time (APTT) (Sec)28–43.531.83028.3
Antithrombin III (AT III) (%)85–135100105117
Fibrinogen (FIB) (g/L)2–47.795.374.62
D-Dimer (Diffused intravascular coagulation, D-DIC) (μg/mL)0–0.50.950.490.29