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Akademie Verlag
Deutsches Institut für Urbanistik
Oldenbourg Wissenschaftsverlag
Walter de Gruyter
Schattauer
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Items for "standardization"

Battery Diagnosis as an Example for Implementing Impedance Spectroscopy in Automated Measurement Systems

Impedance spectroscopy is successfully used in laboratory environments where all necessary steps are performed by specialists...

Keywords: consistency check, equivalent circuit, impedance model, ambiguity, standardization

07/2006 | tm – Technisches Messen, Oldenbourg Wissenschaftsverlag
Application of Dynamic Forces in Materials Testing

Various dynamic test methods are applied in materials testing for the characterization of material properties under dynamic strain...

Keywords: rebound hardness test, grinding wheels, bursting speed, fracture mechanics, standardization

12/2006 | tm – Technisches Messen, Oldenbourg Wissenschaftsverlag
An XML-based Component Architecture for Interactive Three-dimensional Multimedia Applications

Despite research on Virtual Reality user interfaces there exists no standard for developing 3D applications...

Keywords: user interfaces, graphical user interfaces (GUI), prototyping, standardization, virtual reality

01/2007 | it – Information Technology (vormals it+ti), Oldenbourg Wissenschaftsverlag
The Computerized Patient Record: Where Do We Stand ?

Objectives: To provide an overview of trends in research, developments and implementations of the computerized patient record (CPR) of the last two years...

Keywords: Medical Records Systems, computerized; Computer security; Decision support systems, clinical; Evaluation studies; Health informatics, standardization

01/2006 | Methods of Information in Medicine, Schattauer
A Terminological and Ontological Analysis of the NCI Thesaurus

Objective: The National Cancer Institute Thesaurus is described by its authors as a biomedical vocabulary that provides consistent, unambiguous codes and definitions for concepts used in cancer research and which exhibits ontology-like properties in its construction and use...

Keywords: Ontology, medical terminology, standardization, Quality Control

01/2005 | Methods of Information in Medicine, Schattauer
Standardized Exchange of Clinical Documents Towards a Shared Care Paradigm in Glaucoma Treatment

OBJECTIVES: The exchange of medical data from research and clinical routine across institutional borders is essential to establish an integrated healthcare platform...

Keywords: Computerized Medical Records, integrated health care systems, Glaucoma, standardization, clinical document architecture

01/2006 | Methods of Information in Medicine, Schattauer
Extended Cooperation in Clinical Studies through Exchange of CDISC Metadata between Different Study Software Solutions

OBJECTIVES: Our objectives were to analyze the possibility of an exchange of an entire clinical study between two different and independent study software solutions...

Keywords: standardization, Clinical Trial, Medical Informatics, metadata, CDISC

01/2006 | Methods of Information in Medicine, Schattauer
Toward standardization of carbohydrate-deficient transferrin (CDT) measurements: I. Analyte definition and proposal of a candidate reference method

An alcohol-associated change in the serum transferrin glycoform pattern, carbohydrate-deficient transferrin (CDT), is used as a biomarker of chronic moderate to heavy alcohol consumption...

Keywords: alcohol biomarker, carbohydrate-deficient transferrin (CDT), disialotransferrin, HPLC, standardization

04/2007 | Clinical Chemical Laboratory Medicine, Walter de Gruyter
Preanalytical variability in laboratory testing: influence of the blood drawing technique

The predominant technique used to draw blood for laboratory testing is a conventional straight needle attached to an evacuated tube system...

Keywords: blood collection, butterfly device, laboratory testing, preanalytical variability, standardization

03/2005 | Clinical Chemical Laboratory Medicine, Walter de Gruyter
Standardized quantification of circulating peripheral tumor cells from lung and breast cancer

Detection and quantitation of circulating tumor cells from solid epithelial tumors could become a valuable tool for therapy monitoring if the procedure can be standardized...

Keywords: circulating tumor cells, standardization, therapy monitoring

06/2005 | Clinical Chemical Laboratory Medicine, Walter de Gruyter
Uncertainty calculation for calibrators and controls of laboratory diagnostic assays

The uncertainty of the results from calibrators and controls is an important component of the overall uncertainty of the results of medical samples...

Keywords: calibration, Guide to the Expression of Uncertainty in Measurement (GUM), standardization, Uncertainty

10/2006 | Clinical Chemical Laboratory Medicine, Walter de Gruyter
Approved IFCC recommendation on reporting results for blood glucose: International Federation of Clinical Chemistry and Laboratory Medicine Scientific Division, Working Group on Selective Electrodes and Point-of-Care Testing (IFCC-SD-WG-SEPOCT)

In current clinical practice, plasma and blood glucose are used interchangeably with a consequent risk of clinical misinterpretation...

Keywords: activity, biosensors, glucose oxidase, hematocrit, plasma vs. whole blood, standardization, water concentration

12/2006 | Clinical Chemical Laboratory Medicine, Walter de Gruyter
Recommendation for measuring and reporting chloride by ISEs in undiluted serum, plasma or blood: International Federation of Clinical Chemistry and Laboratory Medicine (IFCC): IFCC Scientific Division, Committee on Point of Care Testing and Working Group

The proposed recommendation for measuring and reporting chloride in undiluted plasma or blood by ion-selective electrodes (ISEs) will provide results that are identical to chloride concentrations measured by coulometry for standardized normal plasma or blood samples...

Keywords: Blood, chloride (ionized and total), coulometry, ion-selective electrode, Plasma, standardization

03/2006 | Clinical Chemical Laboratory Medicine, Walter de Gruyter
Immunochemical quantification of free immunoglobulin light chains from an analytical perspective

Immunoglobulin light chains are components of antibodies, but some exist in a free form in serum and urine as a result of their excess production over heavy chains...

Keywords: antibody, Bence Jones protein, free immunoglobulin light chain, immunoassay, standardization

05/2006 | Clinical Chemical Laboratory Medicine, Walter de Gruyter
Molecular detection of human immunodeficiency virus: where do we stand? Molekularer Nachweis des humanen Immunschwächevirus: Aktueller Stand

Infection with the human immunodeficiency virus (HIV) continues to present diagnostic and therapeutic challenges worldwide...

Keywords: Automatisierung, diagnostischesFenster, humanes Immunschwächevirus, molekulare Diagnostik, Spenderscreening, Standardisierung, Therapie-monitoring

01/2005 | LaboratoriumsMedizin, Walter de Gruyter
Real-time NAT-based methods for detection of bacterial contamination in blood products

Bacterial contamination of blood components, especially of platelet concentrates (PCs), represents the highest infectious risk in blood transfusion...

Keywords: bakterielle Kontamination, Real-time PCR, Standardisierung, Sterilitätstestung

12/2006 | LaboratoriumsMedizin, Walter de Gruyter
Accuracy in clinical chemistry – who will kiss Sleeping Beauty awake?

Triggered by recent criticism from parties outside the clinical chemistry community on poor analytical accuracy of measurement procedures used for evaluating the calcium-parathyroid hormone-vitamin D axis, I argue, in this opinion paper, strongly in favor of prioritizing the establishment of accuracy...

Keywords: analytical quality, bias, standardization

09/2008 | Clinical Chemical Laboratory Medicine, Walter de Gruyter
Computer-assisted detection of monoclonal components: results from the multicenter study for the evaluation of CASPER (Computer Assisted Serum Protein Electrophoresis Recognizer) algorithm

Background: To investigate the potential use of Artificial Neural Network (ANN) in the evaluation of serum protein electrophoresis, we set up a multicenter study involving six Italian laboratories...

Keywords: artificial neural network, capillary electrophoresis, inter-observer variability, multicenter study, serum protein electrophoresis, standardization

08/2008 | Clinical Chemical Laboratory Medicine, Walter de Gruyter
Saliva analysis by surface-enhanced laser desorption/ionization time-of-flight mass spectrometry (SELDI-TOF/MS): from sample collection to data analysis

Background: Saliva is one of the most promising and easy-to-collect source of potential biomarkers of oral and systemic disease...

Keywords: saliva, sample collection, surface-enhanced laser desorption/ionization time-of-flight mass spectrometry (SELDI-TOF/MS), standardization

01/2008 | Clinical Chemical Laboratory Medicine, Walter de Gruyter
Modeling the variability of creatinine measurements improves estimates of the glomerular filtration rate

Background: The precision of the formulae used to estimate glomerular filtration rate (GFR) decreases when the serum creatinine (SCr) assay is biased compared with the assay used during the development of the formulae.

Methods: For 100 children referred for 51Cr-EDTA clearance (CLEDTA), SCr was measured with a JAFFE (classic Jaffe colorimetric creatinine assay), a compensated Jaffe (COMP), an enzymatic (ENZ) and an HPLC assay...

Keywords: creatinine, modeling, population pharmacokinetics, standardization

10/2007 | Clinical Chemical Laboratory Medicine, Walter de Gruyter
Evaluation of a novel standardized system for collection and quantification of oral fluid

Background: Standardization in collection and testing of oral fluid is lacking.

Methods: A novel standardized collection and quantification system for oral fluid testing was evaluated...

Keywords: oral fluid, saliva, standardization

10/2007 | Clinical Chemical Laboratory Medicine, Walter de Gruyter
Global standardization of glycated hemoglobin measurement: the position of the IFCC Working Group

The measurement of glycated hemoglobin is central in the monitoring of glycemic control in patients with diabetes...

Keywords: diabetes, glycated hemoglobin, HbA1c, network, reference methods, standardization

08/2007 | Clinical Chemical Laboratory Medicine, Walter de Gruyter