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. Author manuscript; available in PMC: 2018 Mar 24.
Published in final edited form as: J Chromatogr B Analyt Technol Biomed Life Sci. 2017 Feb 10;1048:70–76. doi: 10.1016/j.jchromb.2017.02.006

Table 2.

Within and Between-Day Imprecision of Analytes in Pooled Patient Serum

Sample ID Mean Within-Day Within-Day CV (%) N=10 Mean Between-Day Between-Day CV (%) N=20
E2, LLOQ 5.1 pg/mL 16.1 5.4 pg/mL 19.3
E2, Level 1 64.0 pg/mL 3.7 61.9 pg/mL 7.4
E2, Level 2 278.1 pg/mL 2.2 277.1 pg/mL 3.4
E2, Level 3 527.0 pg/mL 1.2 518.2 pg/mL 2.9
Te, LLOQ 1.3 ng/dL 15.1 1.2 ng/dL 19.4
Te, Level 1 25.3 ng/dL 1.3 25.3 ng/dL 3.4
Te, Level 2 242.7 ng/dL 1.5 248.6 ng/dL 3.5
Te, Level 3 709.1 ng/dL 1.7 721.2 ng/dL 2.7