Establishment of Reference Ranges for Ferritin in Neonates, Infants, Children and Adolescents

Establishment of Reference Ranges for Ferritin in Neonates, Infants, Children and Adolescents Wiedemann and Jonetz-Mentzel: Reference ranges for ferritin in paediatrics Eur. J. Clin. Chem. Clin. Biochem. Vol. 31, 1993, pp. 453-457 © 1993 Walter de Gruyter & Co. Berlin · New York By Gudrun Wiedemann and L. Jonetz-Mentzel Klinisch-Chemisches Labor der Klinik und Poliklinik für Kindermedizin der Medizinischen Hochschule, Erfurt, Germany (Received March 16, 1993) Summary: Ferritin was determined in the sera of 631 healthy neonates, infants, children and adolescents (age range 5 days to 18 years), using the IMx from Abbott Laboratories. The applied test was a microparticle enzyme immunoassay (MEIA). The proband collective was divided into 9 age groups, and each group into males and females. In accordance with the recommendations of the International Federation of Clinical Chemistry, the 95% scatter range was taken as the reference range. Only a few reference groups showed a normal Gaussian distribution. In addition to the 50th percentile, the 2.5th and 97.5th percentile were calculated for all reference groups, and the minimal and maximal values were also reported. Significantly different reference ranges were found for males and females in the age group 16 -- 18 years. The U-test of Mann & Whitney was used to test for significant differences between individual http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Clinical Chemistry and Laboratory Medicine de Gruyter

Establishment of Reference Ranges for Ferritin in Neonates, Infants, Children and Adolescents

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Publisher
de Gruyter
Copyright
Copyright © 2009 Walter de Gruyter
ISSN
1434-6621
eISSN
1437-4331
DOI
10.1515/cclm.1993.31.7.453
Publisher site
See Article on Publisher Site

Abstract

Wiedemann and Jonetz-Mentzel: Reference ranges for ferritin in paediatrics Eur. J. Clin. Chem. Clin. Biochem. Vol. 31, 1993, pp. 453-457 © 1993 Walter de Gruyter & Co. Berlin · New York By Gudrun Wiedemann and L. Jonetz-Mentzel Klinisch-Chemisches Labor der Klinik und Poliklinik für Kindermedizin der Medizinischen Hochschule, Erfurt, Germany (Received March 16, 1993) Summary: Ferritin was determined in the sera of 631 healthy neonates, infants, children and adolescents (age range 5 days to 18 years), using the IMx from Abbott Laboratories. The applied test was a microparticle enzyme immunoassay (MEIA). The proband collective was divided into 9 age groups, and each group into males and females. In accordance with the recommendations of the International Federation of Clinical Chemistry, the 95% scatter range was taken as the reference range. Only a few reference groups showed a normal Gaussian distribution. In addition to the 50th percentile, the 2.5th and 97.5th percentile were calculated for all reference groups, and the minimal and maximal values were also reported. Significantly different reference ranges were found for males and females in the age group 16 -- 18 years. The U-test of Mann & Whitney was used to test for significant differences between individual

Journal

Clinical Chemistry and Laboratory Medicinede Gruyter

Published: Jan 1, 1993

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