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Fig. 1.

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Fig. 1. Flow diagram showing the reference population used, process of outlier elimination, and the final 99th percentile URLs calculated for Centaur hsTnI and Atellica hsTnI.
Abbreviations: eGFR, estimated glomerular filtration rate; CKD-EPI, Chronic Kidney Disease Epidemiology Collaboration; HbA1c, hemoglobin A1c; NT-proBNP, N-terminal pro-B-type natriuretic peptide; URL, upper reference limit; hsTnI, high-sensitivity troponin I; IQR, interquartile range.
Ann Lab Med 2022;42:331~341 https://doi.org/10.3343/alm.2022.42.3.331

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