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Table 1 Precision using two different levels of control material

From: Effect of specimen type on free immunoglobulin light chains analysis on the Roche Diagnostics cobas 8000 analyzer

Light chain assay

Mean (mg/L)

Within-run imprecision  % CV (n = 10)

Between-run imprecision  % CV (n = 20)

Kappa

17.4

2.9

4.8

Kappa

34.1

3.5

4.6

Lambda

30.0

3.4

4.9

Lamdba

63.3

2.6

4.5

  1. CV coefficient of variation