CBstat: A Program for statistical Analysis in Clinical Biochemistry


CBstat Guided Tour

CBstat (Intro)

CBstat (Method comparison)

CBstat (Ref. Interval)

CBstat (Dia. Test)

CBstat (General)




Having entered data in the worksheet, the type of statistical analysis is selected in the

Statistics menu:

Concerning Method Evaluation, the following options are available:

Detection limit and limit of quantitation (incl. CLSI EP17)

Precision (within- and between-run (as described in CLSI EP5)

Precision profile

Trueness profile

Linearity (Complete procedure acc. to the CLSI EP6-A Guideline (2003) based on comparison with polynomial regression) and Lack-of-fit F-test procedure (old EP6 procedure).

Concerning Method Comparison, the following options are available:

   Difference plot (Bias plot - Altman-Bland)

   Ordinary Least Squares Regression   Analysis (OLR)

   Weighted Least Squares Regression Analysis (WLR)

   Deming Regression Analysis

   Weighted Deming Regression Analysis

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