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Validation
Items for "Validation"
Postmarketing Surveillance Based on Electronic Patient Records: The IPCI Project
Researchers claim that data in electronic patient records can be used for a variety of purposes including individual patient care, management, and resource planning for scientific research...
Keywords: Postmarketing Surveillance, Electronic Patient Record, General Practitioner, Validation
12/1999 | Methods of Information in Medicine, SchattauerHow to Assess Prognostic Models for Survival Data: A Case Study in Oncology
OBJECTIVES: A lack of generally applicable tools for the assessment of predictions for survival data has to be recognized...
Keywords: Prognostic models, survival data, Brier score, prediction error, Validation, breast cancer
01/2003 | Methods of Information in Medicine, SchattauerA Bayesian Approach to Estimate and Validate the False Negative Fraction in a Two-stage Multiple Screening Test
OBJECTIVES: In estimating sensitivity and specificity of a diagnostic kit it is imperative that all study subjects are verified via a gold standard procedure...
Keywords: Bayesian analysis, MCMC, prediction, sensitivity, Validation
01/2004 | Methods of Information in Medicine, SchattauerStatistical Methods for the Validation of Questionnaires Discrepancy between Theory and Practice
OBJECTIVES: Questionnaires used in epidemiological studies should be validated. However, unclarity exists about the appropriate statistical methods and interpretation of validation studies...
Keywords: Validation, questionnaire, epidemiological methods, Bland-Altman plot, correlation
01/2006 | Methods of Information in Medicine, SchattauerEvaluation of immunoassays for the measurement of insulin-like growth factor-I and procollagen type III peptide, indirect biomarkers of recombinant human growth hormone misuse in sport
Insulin-like growth factor-I (IGF-I) and procollagen type III peptide (P-III-P) have been proposed as indirect biomarkers for the detection of the misuse of recombinant human growth hormone in sport...
Keywords: growth hormone, immunoassays, insulin-like growth factor-I (IGF-I), procollagen type III peptide (P-III-P), recombinant human growth hormone (rhGH) biomarkers, Validation
01/2005 | Clinical Chemical Laboratory Medicine, Walter de GruyterEvaluation of the technical performance of novel holotranscobalamin (holoTC) assays in a multicenter European demonstration project
A commercially available holotranscobalamin (holo-TC) radioimmunoassay (RIA) (Axis-Shield, Dundee, Scotland) was evaluated in four laboratories and compared with a holoTC ELISA run in one laboratory...
Keywords: ELISA, holotranscobalamin (holoTC), radioimmunoassay (RIA), Validation
10/2005 | Clinical Chemical Laboratory Medicine, Walter de GruyterTandem-Massenspektrometrie in der therapeutischen Arzneimittelspiegel-Bestimmung: Praxis und Tücken der Anwendung / Tandem mass spectrometry in drug monitoring: experience and pitfalls in application
Durch ihre zunehmende Anwenderfreundlichkeit und hohe Sensitivität sowie Spezifität findet die Flüssigkeitschromatographie-gekoppelte (Tandem-) Massenspektrometrie (LC/MS/MS) immer weitere Verbreitung in der Klinischen Chemie und der therapeutischen Arzneimittelspiegel-Bestimmung...
Keywords: Fehlerquellen, Massenspektrometrie, Matrixeffekt, Routineanalytik, Validation, Mass spectrometry, matrix effect, routine analysis, source of error
12/2006 | LaboratoriumsMedizin, Walter de GruyterValidierung von Untersuchungsverfahren im Bereich der Virusdiagnostik / Validation of virus diagnostics tests
Zusammenfassung In den letzten zwei Jahrzehnten hat die Diagnostik viraler Infektionen wesentlich an Bedeutung gewonnen...
Keywords: Diagnostik, DIN EN ISO 15189, IVD-Richtlinie, Validierung, Verifizierung, Virologie, diagnostics, EN ISO 15189, IvD-Directive, Validation, verification, virology
04/2007 | LaboratoriumsMedizin, Walter de GruyterValidation criteria for nucleic acid amplification techniques for bacterial infections
Nucleic acid techniques (NATs), such as species-specific and universal polymerase chain reactions (PCRs), are finding ever wider use in the diagnosis of bacterial infection...
Keywords: bacteraemia, bacterial infections, nucleic acid testing, polymerase chain reaction (PCR), Validation
07/2008 | Clinical Chemical Laboratory Medicine, Walter de Gruyter