You are at: Statistical services for clinical laboratories: method validation - Passing-Bablok regression
ACOMED statitik provides a free of cost Excel tool for analysis of method comparison experiments with Passing-Bablok regression (limited to 50 cases).
Download the Excel-tool for method comparison with Passing-Bablok-Regression
A version for analysis of up to 1500 cases including CUSUM test is available
here (ACOMED's Webshop).
ACOMED statitik has also developed SAS code for Passing-Bablok regression. Please send an E-Mail if you are interested in this code.
Reference: Passing H, Bablok W. A new biometrical procedure for testing the equality of measurements from two different analytical methods. Application of linear regression procedures for method comparison studies in clinical chemistry, Part I. J Clin Chem Clin Biochem 1983;21:709-20 (Download)