Prolonged frozen storage of urine reduces the value of albuminuria for mortality prediction [10]

Clinical Chemistry

Volumn 53, Issue 1, 2007, Pages 153-154

  Brinkman, Jacoline W ^a   De Zeeuw, Dick ^a   Gansevoort, Ronald T ^a   Duker, Jacko J ^a   Kema, Ido P ^a   De Jong, Paul E ^a   Bakker, Stephan J L ^a  

^a UNIVERSITY MEDICAL CENTER GRONINGEN   (Netherlands)

Author keywords

[No Author keywords available]

Indexed keywords

ALBUMINURIA; CALCULATION; CALIBRATION; CARDIOVASCULAR DISEASE; DIAGNOSTIC VALUE; FOLLOW UP; FREEZING; HUMAN; LETTER; LOW TEMPERATURE; MEASUREMENT; MORTALITY; NEPHELOMETRY; PREDICTION; RISK FACTOR; ROC CURVE; STORAGE; TEMPERATURE DEPENDENCE; URINALYSIS;

ALBUMINURIA; HUMANS; PREDICTIVE VALUE OF TESTS; PROSPECTIVE STUDIES; SERUM ALBUMIN; SPECIMEN HANDLING; TEMPERATURE; TIME FACTORS;

EID: 33846025456     PISSN: 00099147     EISSN: None     Source Type: Journal    
DOI: 10.1373/clinchem.2006.081471     Document Type: Letter

References (5)

1. Basi S, Lewis JB. Microalbuminuria as a target to improve cardiovascular and renal outcomes. Am J Kidney Dis 2006;47:927-46.
2. Brinkman JW, De Zeeuw D, Duker JJ, Gansevoort RT, Kema IP, Hillege HL, et al. Falsely low urinary albumin concentrations after prolonged frozen storage of urine samples. Clin Chem 2005;51:2181-3.
3. Pinto-Sietsma SJ, Janssen WM, Hillege HL, Navis G, De Zeeuw D, de Jong PE. Urinary albumin excretion is associated with renal functional abnormalities in a nondiabetic population. J Am Soc Nephrol 2000;11:1882-8.
4. MacNeil ML, Mueller PW, Caudill SP, Steinberg KK. Considerations when measuring urinary albumin: precision, substances that may interfere, and conditions for sample storage. Clin Chem 1991;37:2120-3.
5. Schultz CJ, Dalton RN, Turner C, Neil HA, Dunger DB. Freezing method affects the concentration and variability of urine proteins and the interpretation of data on microalbuminuria. The Oxford Regional Prospective Study Group. Diabet Med 2000;17:7-14.