Evaluation, including effects of storage and repeated freezing and thawing, of a method for measurement of urinary creatinine

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Standard

Evaluation, including effects of storage and repeated freezing and thawing, of a method for measurement of urinary creatinine. / Garde, A H; Hansen, Åse Marie; Kristiansen, J.

I: Scandinavian Journal of Clinical & Laboratory Investigation, Bind 63, Nr. 7-8, 2003, s. 521-4.

Publikation: Bidrag til tidsskriftTidsskriftartikelForskningfagfællebedømt

Harvard

Garde, AH, Hansen, ÅM & Kristiansen, J 2003, 'Evaluation, including effects of storage and repeated freezing and thawing, of a method for measurement of urinary creatinine', Scandinavian Journal of Clinical & Laboratory Investigation, bind 63, nr. 7-8, s. 521-4.

APA

Garde, A. H., Hansen, Å. M., & Kristiansen, J. (2003). Evaluation, including effects of storage and repeated freezing and thawing, of a method for measurement of urinary creatinine. Scandinavian Journal of Clinical & Laboratory Investigation, 63(7-8), 521-4.

Vancouver

Garde AH, Hansen ÅM, Kristiansen J. Evaluation, including effects of storage and repeated freezing and thawing, of a method for measurement of urinary creatinine. Scandinavian Journal of Clinical & Laboratory Investigation. 2003;63(7-8):521-4.

Author

Garde, A H ; Hansen, Åse Marie ; Kristiansen, J. / Evaluation, including effects of storage and repeated freezing and thawing, of a method for measurement of urinary creatinine. I: Scandinavian Journal of Clinical & Laboratory Investigation. 2003 ; Bind 63, Nr. 7-8. s. 521-4.

Bibtex

@article{88ddc384248a41a49854bcedc7579102,
title = "Evaluation, including effects of storage and repeated freezing and thawing, of a method for measurement of urinary creatinine",
abstract = "The aims of this study were to elucidate to what extent storage and repeated freezing and thawing influenced the concentration of creatinine in urine samples and to evaluate the method for determination of creatinine in urine. The creatinine method was based on the well-known Jaffe's reaction and measured on a COBAS Mira autoanalyser from Roche. The main findings were that samples for analysis of creatinine should be kept at a temperature of -20 degrees C or lower and frozen and thawed only once. The limit of detection, determined as 3 x SD of 20 determinations of a sample at a low concentration (6.1 mmol/L), was 0.3 mmol/L, and the recovery of a certified reference material was 97{\%}. The relative precision at 3.15 mmol/L was 2.3{\%}. It was concluded that the method is appropriate for measurement of urinary creatinine.",
keywords = "Clinical Laboratory Techniques, Cold Temperature, Creatinine, Data Interpretation, Statistical, Freezing, Humans, Reference Standards, Regression Analysis, Reproducibility of Results, Sensitivity and Specificity, Temperature",
author = "Garde, {A H} and Hansen, {{\AA}se Marie} and J Kristiansen",
year = "2003",
language = "English",
volume = "63",
pages = "521--4",
journal = "Scandinavian Journal of Clinical & Laboratory Investigation",
issn = "0036-5513",
publisher = "Taylor & Francis",
number = "7-8",

}

RIS

TY - JOUR

T1 - Evaluation, including effects of storage and repeated freezing and thawing, of a method for measurement of urinary creatinine

AU - Garde, A H

AU - Hansen, Åse Marie

AU - Kristiansen, J

PY - 2003

Y1 - 2003

N2 - The aims of this study were to elucidate to what extent storage and repeated freezing and thawing influenced the concentration of creatinine in urine samples and to evaluate the method for determination of creatinine in urine. The creatinine method was based on the well-known Jaffe's reaction and measured on a COBAS Mira autoanalyser from Roche. The main findings were that samples for analysis of creatinine should be kept at a temperature of -20 degrees C or lower and frozen and thawed only once. The limit of detection, determined as 3 x SD of 20 determinations of a sample at a low concentration (6.1 mmol/L), was 0.3 mmol/L, and the recovery of a certified reference material was 97%. The relative precision at 3.15 mmol/L was 2.3%. It was concluded that the method is appropriate for measurement of urinary creatinine.

AB - The aims of this study were to elucidate to what extent storage and repeated freezing and thawing influenced the concentration of creatinine in urine samples and to evaluate the method for determination of creatinine in urine. The creatinine method was based on the well-known Jaffe's reaction and measured on a COBAS Mira autoanalyser from Roche. The main findings were that samples for analysis of creatinine should be kept at a temperature of -20 degrees C or lower and frozen and thawed only once. The limit of detection, determined as 3 x SD of 20 determinations of a sample at a low concentration (6.1 mmol/L), was 0.3 mmol/L, and the recovery of a certified reference material was 97%. The relative precision at 3.15 mmol/L was 2.3%. It was concluded that the method is appropriate for measurement of urinary creatinine.

KW - Clinical Laboratory Techniques

KW - Cold Temperature

KW - Creatinine

KW - Data Interpretation, Statistical

KW - Freezing

KW - Humans

KW - Reference Standards

KW - Regression Analysis

KW - Reproducibility of Results

KW - Sensitivity and Specificity

KW - Temperature

M3 - Journal article

C2 - 14743962

VL - 63

SP - 521

EP - 524

JO - Scandinavian Journal of Clinical & Laboratory Investigation

JF - Scandinavian Journal of Clinical & Laboratory Investigation

SN - 0036-5513

IS - 7-8

ER -

ID: 48865387