EQAS Program User Guide - QCNet

Chapter 5: EQAS Reportsless than 27 results are received for Your Peer, your comparison is Your Method for a uni-modaldistribution or Your Mode for a multi-modal distribution of data. Your Method is other laboratories usingthe same analyte and method combinations for that test. However, for a comparison to be made at themethod level there must be a minimum of 27 reported results for that uni-modal test. If there are lessthan 27 results received in the method you are compared to “All Results.” All Results is comprised of alllaboratories using the same analyte as yours and will include other methods, instruments and reagentcombinations for that test.Uni-modal Distributions (All Results)Symbol Comparator Description All Results If fewer than 27 data points in your method group. Your Method If fewer than 27 data points in your peer group and at least 27 datapoints in your method group. Your Peer If there are at least 27 data points in your peer group.Multi-modal DistributionsIf reported results have a multi-modal distribution of data, results are separated into different Modes.Symbol Comparator Description Your Mode If fewer than 27 data points in your peer group. Your Peer If there are at least 27 data points in your peer group.5Regression Line AnalysisThe regression line is a graphical representation of your laboratory’s measurement linearity for theselected analyte.• The title of the Regression Line indicates the comparator level to which you are compared.EQAS Program User Guide 63