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#06-5558 Accrd Manual V7 - COLA

#06-5558 Accrd Manual V7 - COLA

#06-5558 Accrd Manual V7 - COLA

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CRITERIA FOR QUALITY LABORATORY PERFORMANCEPT 10 EDoes your laboratory verify the accuracy of any analyte, specialty, or subspecialty that is assigned a PT scorethat does not reflect the accuracy of the laboratory’s actual test performance?The laboratory must carefully review graded PT reports received from its PT provider. There are cases wherealthough the laboratory performed and reported PT results, these results may not have been scored or evaluatedfor accuracy or the laboratory may have received scores that do not truly reflect laboratory performance.This frequently occurs as a result of one of the following situations:1) The PT program assigns an artificial score of 100% with a comment that results were not evaluated due tolack of a peer group or lack of consensus within the peer group.2) The PT Program assigns an artificial score of 0% due to nonparticipation, such as whena. the laboratory did not test the samples (due to oversight, instrument problems, reagents on backorder,etc)b. the laboratory fails to submit test results; orc. the results were submitted after the cutoff date for submission.When such a situation occurs the laboratory must perform and document its own verification of accuracy forthe analyte, specialty, or subspecialty affected. The laboratory may compare its performance against thestated target and allowable range of the PT specimen as defined in the participant summary available fromthe PT provider.In some cases this “self grading” may enable the laboratory to demonstrate acceptable performance. Inother cases, the laboratory will have to take additional steps to verify the accuracy of its results, such as conductingsplit sample analysis or other external assessment.There are a number of methods that may be used to conduct external accuracy verification. The LaboratoryDirector should determine the best method considering the analyte and methodology in use. Some manufacturershave established special programs just for their users.If analytes are consistently not graded due to lack of a peer group (at least 10 participants using the sameinstrument or method) the laboratory should seek assistance from their PT provider. This is not uncommonwhen a laboratory is using an older methodology or very new technology. In both of these instances the totalnumber of laboratories performing the same method is too small to enable analysis. In such cases the laboratorymay need to consider updating its methodology or consulting the manufacturer to see if a user groupprogram might be available for comparison.*Repeated scores of 0% for failure to participate may result in a cease testing order for the analyte, specialtyor subspecialty. Be sure to inform the PT provider if you are unable to perform testing, prior to cutoff dateto avoid receiving an automatic score of 0%.PT 11 RWhen graded PT results are unsuccessful, do you seek consultation to remedy the causes of failure, and/orundertake additional training of personnel if this is the cause of the failure?Unsuccessful PT performance is defined as receiving unsatisfactory scores for an analyte, subspecialty, orspecialty in two consecutive PT events or two out of three PT events.PT 12 EDo you cease patient testing for specified analytes when required by <strong>COLA</strong> until you have successfully completedthe reinstatement process?10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .FOR MORE INFORMATION CONTACT <strong>COLA</strong> PHONE 800.981.9883 | FAX 410.381.8611 | ON-LINE www.cola.org

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