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The Nordic Reference Interval Project 2000: recommended reference intervals for 25 common biochemical properties
Each of 102 Nordic routine clinical biochemistry laboratories collected blood samples from at least 25 healthy reference individuals evenly distributed for gender and age, and analysed 25 of the mostExpand
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Proposals for Setting Generally Applicable Quality Goals Solely Based on Biology
Callum G Fraser, Per Hyltoft Petersen", Jean-Claude Libeerand Carmen Ricosl From the Directorate of Biochemical Medicine, Ninewells Hospital and Medical School, Dundee DDI 9SY, UK, lClinicalExpand
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Confidence intervals and power calculations for within-person biological variation: effect of analytical imprecision, number of replicates, number of samples, and number of individuals.
BACKGROUND Reliable estimates of within-person biological variation and reference change value are of great importance when interpreting test results, monitoring patients, and setting qualityExpand
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Proposed quality specifications for the imprecision and inaccuracy of analytical systems for clinical chemistry.
A Working Group of the European Group for the Evaluation of Reagents and Analytical Systems in Laboratory Medicine proposes, after detailed study of the advantages and disadvantages of availableExpand
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Weekly and 90-minute biological variations in cardiac troponin T and cardiac troponin I in hemodialysis patients and healthy controls.
BACKGROUND Myocardial infarction (MI) is diagnosed by the finding of a single cardiac troponin value above the 99th percentile and a significant time-dependent change in cardiac troponinExpand
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Defining analytical performance specifications: Consensus Statement from the 1st Strategic Conference of the European Federation of Clinical Chemistry and Laboratory Medicine
*Corresponding author: Sverre Sandberg, Norwegian Quality Improvement of Primary Care Laboratories (Noklus), Institute of Global Public Health and Primary Health Care, University of Bergen andExpand
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Analytical performance characteristics should be judged against objective quality specifications.
The discipline of clinical chemistry is dynamic. Even a superficial glance at contents pages of the Journal over recent years demonstrates a marked evolution of the field. Appropriately, theExpand
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Clinical Use of Cancer Biomarkers in Epithelial Ovarian Cancer
Objective To present an update of the European Group on Tumor Markers guidelines for serum markers in epithelial ovarian cancer. Methods Systematic literature survey from 2008 to 2013. The articlesExpand
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Quality goals in external quality assessment are best based on biology.
(1993). Quality goals in external quality assessment are best based on biology. Scandinavian Journal of Clinical and Laboratory Investigation: Vol. 53, No. sup212, pp. 8-9.
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Biological variation of total prostate-specific antigen: a survey of published estimates and consequences for clinical practice.
BACKGROUND The objectives of this study were to determine whether a single result for total prostate-specific antigen (tPSA) can be used confidently to guide the need for prostate biopsy and by howExpand
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