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A model for results comparison on two different biochemistry analyzers in laboratory accredited according to the ISO 15189

Marijana Miler ; Klinički zavod za kemiju, Klinička bolnica Sestre milosrdnice, Zagreb, Hrvatska
Ana-Maria Šimundić ; Klinički zavod za kemiju, Klinička bolnica Sestre milosrdnice, Zagreb, Hrvatska
Mario Štefanović ; Klinički zavod za kemiju, Klinička bolnica Sestre milosrdnice, Zagreb, Hrvatska
Dragica Ferenec-Ružić ; Klinički zavod za kemiju, Klinička bolnica Sestre milosrdnice, Zagreb, Hrvatska
Marina Kvaternik ; Klinički zavod za kemiju, Klinička bolnica Sestre milosrdnice, Zagreb, Hrvatska
Elizabeta Topić ; Klinički zavod za kemiju, Klinička bolnica Sestre milosrdnice, Zagreb, Hrvatska
Nada Vrkić ; Klinički zavod za kemiju, Klinička bolnica Sestre milosrdnice, Zagreb, Hrvatska


Puni tekst: hrvatski pdf 127 Kb

str. 287-293

preuzimanja: 564

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Puni tekst: engleski pdf 127 Kb

str. 287-293

preuzimanja: 379

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Sažetak

Introduction: Laboratories accredited according to ISO 15189 standard which have two or more diWerent analyzers or procedures for examinations, should define mechanism for comparison of results. The objective of this study was to present the model for comparison of emergency tests on two different types of automated general biochemistry analyzers.
Materials and methods: General biochemistry emergency tests were measured in serum and urine on two automated analyzers Olympus AU2700 and Olympus AU640 (Olympus, Hamburg, Germany) during 60 day period. Olympus AU2700 was used as the reference analyzer and Olympus AU640 as a backup system. Control samples on two levels were used for result comparison.
Results: Average 60-day period bias was within acceptance criteria for all analyzes included in this model of comparability assessment. Only low control concentrations for some tests were exceeding allowable biases in less than 2% cases and high level controls were never exceeding allowable biases.
Conclusions: This model of results comparison ensures continuous analytical quality of laboratory reports and improves overall efficiency of laboratory services.

Ključne riječi

accreditation; analyzer comparison; internal quality control; laboratory error

Hrčak ID:

40858

URI

https://hrcak.srce.hr/40858

Datum izdavanja:

24.9.2009.

Podaci na drugim jezicima: hrvatski

Posjeta: 2.103 *