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Meta-analysis for laboratory examination in COVID-19 cases. Fix-effect model for “WBC < 4 × 109per L” “AST > 40U/L” “Cr ≥ 133μmol/L” and “hs-cTnI > 28 pg/mL”. Random-effect model for “PCT > 0.5 ng/mL” “LDH > 245U/L” and “D-dimer > 0.5mg/L”. Heterogeneity analysis was carried out using Q test, the among studies variation (I2 index). Forest plots depict the comparison of the incidences of the laboratory examination in critical/mortal and non-critical patients.
