Comparison of LDL-cholesterol direct measurement with the estimate using the Friedewald formula in a sample of 10,664 patients;Avaliação da dosagem direta do colesterol-LDL em amostras de sangue de 10.664 pacientes em comparação com o uso da fórmula de Friedewald

Arquivos Brasileiros de Cardiologia

Volumn 83, Issue 6, 2004, Pages 476-487

  De Cordova, Caio Maurício Mendes ^a,b   Schneider, Carlos Rudi ^a,b   Juttel, Iara Deise ^a,b   De Cordova, Maurício Mendes ^a,b  

^a Lab S Isabel de Analises Clinicas ^*

^b REGIONAL UNIVERSITY OF BLUMENAU   (Brazil)

Author keywords

Cholesterol; Direct LDL; Friedewald formula; LDL C

Indexed keywords

LOW DENSITY LIPOPROTEIN CHOLESTEROL; TRIACYLGLYCEROL; CHOLESTEROL;

ADOLESCENT; ADULT; AGED; ARTICLE; CHOLESTEROL BLOOD LEVEL; CORRELATION COEFFICIENT; ENZYME CHEMISTRY; FEMALE; FRIEDEWALD FORMULA; HUMAN; LINEAR REGRESSION ANALYSIS; LIPOPROTEIN BLOOD LEVEL; MAJOR CLINICAL STUDY; MALE; MATHEMATICAL COMPUTING; PRECIPITATION; TRIACYLGLYCEROL BLOOD LEVEL; BLOOD; COMPARATIVE STUDY; EVALUATION; MIDDLE AGED; REGRESSION ANALYSIS;

ADOLESCENT; ADULT; AGED; AGED, 80 AND OVER; CHOLESTEROL; CHOLESTEROL, LDL; FEMALE; HUMANS; MALE; MIDDLE AGED; REGRESSION ANALYSIS; TRIGLYCERIDES;

EID: 11944254494     PISSN: 0066782X     EISSN: None     Source Type: Journal    
DOI: 10.1590/s0066-782x2004001800006     Document Type: Article

References (24)

1. NCER National Cholesterol Education Program. Second report of the expert panel on detection, evaluation and treatment of high blood cholesterol in adults (Adult Treatment Panel II). Circulation 1994; 89:1329-1345.
2. Grundy SM. Role of low-density lipoproteins in atherogenesis and development of coronary heart disease. Clin. Chem. 1995; 41:139-146.
3. Gordon T, Kannel WB, Castelli WP et al. Lipoproteins, cardiovascular disease and death. The Framingham Study. Arch. Intern. Med. 1981; 141:1128-1130.
4. SBC. Sociedade Brasileira de Cardiologia. Resumo das III Diretrizes Brasileiras sobre Dislipidemias e Diretriz de Prevençāo da Aterosclerose da Sociedade Brasileira de Cardiologia. Arq. Bras. Cardiol. 2001; 77:1-48.
5. Bachorik PS. Measurement of low density lipoprotein cholesterol. In: Rifai N, Warnick GR, Dominiczak MH, eds. Handbook of Lipoprotein Testing. Washington DC: AACC Press, 1997:145-160.
6. Friedewald WT, Levi RI, Fredrickson DS. Estimation of the concentration of low density lipoproteins cholesterol in plasma without use of the ultracentrifuge. Clin. Chem. 1972; 18:499-502.
7. McNamara JR, Conh JS, Wilson PWF et al. Calculated values of low-density lipoprotein in the assessment of lipid abnormalities and coronary disease risk. Clin. Chem. 1990; 36:36-42.
8. Rubies-Prat J, Reveré RJ, Senti M et al. Calculated low-density lipoprotein cholesterol should not be used form management of lipoprotein abnormalities in patients with diabetes mellitus. Diabetes Care 1993; 16:1081-1086.
9. Harris N, Neufeld E, Newburgwe JW et al. Analytical performance and clinical utility of a direct LDL-cholesterol assay in a hyperlipidemic pediatric population. Clin. Chem. 1996; 42:1182-1188.
10. Passing H, Bablock W. Comparison of several regression procedures for method comparison studies and determination of sample size. J. Clin. Chem. Biochem. 1984; 22:431-445.
11. Rifai N, Iannoti E, DeAngelis K et al. Analytical and clinical performance of a homogeneous enzymatic LDL-cholesterol assay compared with ultracentrifugation-dextransulfate-Mg2+ method. Clin. Chem. 1998; 44:1242-1250.
12. Nauck M, Graziani MS, Bruton D et al. Analytical and clinical performance of a detergent-based homogeneous LDL-cholesterol assay: a multicenter evaluation. Clin. Chem. 2000; 46:506-514.
13. Esteban-Salán M, Guimón-Berdesi A, de la Viuda-Unzueta JM et al. Analytical and clinical evaluation of two homogeneous assays for LDL-cholesterol in hyperlipidemic patients. Clin. Chem. 2000; 46:1121-1131.
14. Yu HH, Ginsbrug GS, Harris N et al. Evaluation and clinical application of a direct low density lipoprotein cholesterol assay in normolipemic and hyperlipidemic adults. Am. J. Cardiol 1997; 80:1295-1299.
15. Sheikh M, Miller NE. Evaluation of commercial reagent for precipitating human serum low density lipoprotein. Clin. Chem. Acta 1985; 152:213-217.
16. Demacker PN, Hijmans AG, Brenninkmeijer BJ et al. Five methods for determining low density lipoprotein cholesterol compared. Clin. Chem. 1984; 30:1797-1800.
17. Assmann G, Jabs HU, Nolte W et al. Precipitation of LDL with sulphopolyanions: a comparison of two methods for LDL cholesterol determination. J. Clin. Chem. Clin. Biochem. 1984; 22:781-785.
18. Mulder K, van Leeuwen C, Schouten JA et al. An evaluation of three commercial methods for the determination of LDL cholesterol. Clin. Chem. Acta 1984; 143:29-35.
19. Okada M, Matsui H, Ito Y et al. Low-density lipoprotein cholesterol can be chemically measured: a new superior method. J. Lab. Clin. Med. 1998; 132.
20. Nauck M, Warnick GR, Rifai N. Methods for measurement of LDL-cholesterol: a critical assessment of direct measurement by homogeneous assays versus calculation. Clin. Chem. 2002; 48:236-54.
21. Liu KZ, Shaw RA, Man A et al. Reagent-free, simultaneous determination of serum cholesterol in HDL and LDL by infrared spectroscopy. Clin. Chem. 2002; 48:499-506.
22. Usui S, Kakuuchi H, Okamoto M et al. Differential reactivity of two homogeneous LDL-cholesterol methods to LDL and VLDL subfractions, as demonstrated by ultracentrifugation and HPLC. Clin. Chem. 2002; 48:1946-54.
23. Le NA. Small, dense low-density lipoprotein: Risk or Mith. Current Atherosclerosis Reviews 2003; 5:22-28.
24. Jensen T, Truong Q, Frandsen M et al. Comparison of a homogeneous assay with a precipitation method for the measurement of HDL cholesterol in diabetic patients. Diabetes Care 2002; 25:1914-8.