Results 261 to 270 of about 520,297 (312)
Some of the next articles are maybe not open access.
External quality assessment data analysis by microcomputer
Computers in Biology and Medicine, 1987Microcomputers are now widely used in clinical laboratories because of their low price and the availability of a wide variety of software that can be adapted to the users' requirements. The continuously increasing numbers of patients, tests and the use of automation are additional factors which emphasize the need for computers. A microcomputer software
openaire +2 more sources
External Quality Assessment Schemes for Immunoassays
2013External quality assessment schemes (EQAS) provide an important means of monitoring the quality of the performance of immunoassays in the field. Set up by external bodies and complementing internal quality control procedures, they enable ongoing comparison of individual laboratory results, both with independently established target values and with ...
openaire +2 more sources
External quality assessment for immunohistochemistry: experiences from NordiQC
Biotechnic & Histochemistry, 2015Immunohistochemistry (IHC) is applied routinely in surgical and clinical pathology, because it is essential for diagnosis and sub-classification of many neoplastic lesions. Despite its extensive use for more than 40 years, lack of standardization is a major problem; many factors during the pre-analytical, analytical and post-analytical phases affect ...
openaire +3 more sources
Quality assessment of haemostatic assays and external quality assessment schemes
1999The coagulation laboratory has a vital role in the diagnosis and management of patients with familial and acquired haemorrhagic and thrombotic disorders. Wherever possible the laboratory methods employed must reflect the state of the art, and the results generated, including locally derived reference values, should be reliable, reproducible and ...
T. A. L. Woods +2 more
openaire +1 more source
[Interlaboratory comparison/external quality assessment].
Annales de biologie clinique, 2014External quality assessment is an important issue in the demonstration of the quality of analytical process. The aim of this document is to help the laboratory in the choice, implementation and interpretation of external quality assessment schemes.
J, Arnaud, V, Adjidé, A, Vassault
openaire +1 more source
External quality assessment of pertussis serology in Germany
European Journal of Clinical Microbiology & Infectious Diseases, 2012The purpose of this investigation was to test the performance of pertussis serology in diagnostic laboratories. The World Health Organization (WHO) Reference Reagent (06/142) and a sample with a low level of antibodies were sent to 200 participants of an external quality assessment (EQA) programme in Germany. The results were reported qualitatively and
M, Riffelmann +5 more
openaire +2 more sources
Neonatal screening external quality assessment in China, 2014
Journal of Medical Screening, 2015Objective To analyze the 2014 results of neonatal screening external quality assessment (EQA) performed by the Chinese National Centre for Clinical Laboratories. Methods EQA test panels consisting of five dried blood spots (three panels for phenylalanine (Phe) and thyroid stimulating hormone (TSH), two for glucose-6-phosphate dehydrogenase (G6PD) and ...
Kun, Zhong +3 more
openaire +2 more sources
External Quality Assessment of Factor VIII Inhibitor Assays
Seminars in Thrombosis and Hemostasis, 2013Inhibitors to coagulation factors cause prolongation of routine hemostasis laboratory test results and have clinical relevance in the management of congenital and acquired hemophilia patients. Factor VIII (FVIII) inhibitors can be either allo-antibodies (in hemophilia A) or auto-antibodies (in acquired hemophilia) directed against FVIII.
Roslyn A, Bonar +2 more
openaire +2 more sources
External Quality Assessment Schemes: need for recognised requirements
Clinica Chimica Acta, 2001Programs for Accreditation of clinical laboratories consider participation in External Quality Assessment Schemes (EQAS) a key element in the evaluation of testing procedures and improving them. One of the main functions of EQAS is to assess whether laboratories perform tests competently.
SCIACOVELLI, LAURA +3 more
openaire +3 more sources
External Quality Assessment Scheme for Hemostasis in India
Seminars in Thrombosis and Hemostasis, 2007Regular participation in an external quality assessment scheme (EQAS) is critical for ensuring acceptable laboratory performance. However, participation in such programs is uncommon for laboratories performing tests of hemostasis in developing countries.
Joy, Mammen +2 more
openaire +2 more sources