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Markossian S, Grossman A, Arkin M, et al., editors. Assay Guidance Manual [Internet]. Bethesda (MD): Eli Lilly & Company and the National Center for Advancing Translational Sciences; 2004-.

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Assay Guidance Manual [Internet].

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Table 3: Sample size necessary to reduce the coefficient of variation (CV) to less than 10 or 20%, given a known CV when the sample size is one.

CV for Individual SubjectsNumber of Subjects so that CV Mean < 10%Number of Subjects so that CV Mean < 20%
<1011
10.1-14.121
14.2-17.331
17.4-20.041
20.1-22.352
22.4-24.462
24.5-26.472
26.5-28.282
28.3-3093
30.1-31.6103
31.7-33.1113
33.2-34.6123
34.7-36.0134
36.1-37.4144
37.5-38.7154
38.8-40.0164

From: In Vivo Assay Guidelines

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