Strategic use of Big Data: implementing reference intervals for serum folate and serum cobalamin

Alicia Madurga, Ariadna Arbiol-Roca, Maria Rosa Navarro-Badal, Anna Cortes-Bosch de Basea, Dolors Dot-Bach

Original articles, Volume 35, February, Issue 1

KEYWORDS: biochemistry; cobalamin; folate; indirect method; reference intervals

https://doi.org/10.11613/BM.2025.010705

Establishment and application of autoverification system for HbA1c testing

Ran Gao, Fang Zhao, Liangyu Xia, Chaochao Ma, Yingying Hu, Zhihong Qi, Xinqi Cheng, Ling Qiu

Original articles, Volume 34, October, Issue 3

KEYWORDS: HbA1c; autoverification; reference change value; laboratory information system

https://doi.org/10.11613/BM.2024.030705

Serum concentration of ferroportin in women of reproductive age

Ana Ćuk, Lada Rumora, Ivanka Mikulić, Nikolina Penava, Ivona Cvetković, Ante Pušić, Vinka Mikulić, Kristina Ljubić, Vajdana Tomić

Original articles, Volume 34, October, Issue 3

KEYWORDS: ferroportin; ferritin; iron; reference interval

https://doi.org/10.11613/BM.2024.030701

Direct and indirect reference intervals of 25-hydroxyvitamin D: it is not a real vitamin D deficiency pandemic

Juan José Perales-Afán, Diego Aparicio-Pelaz, Sheila López-Triguero, Elena Llorente, Juan José Puente-Lanzarote, Marta Fabre

Original articles, Volume 34, June, Issue 2

KEYWORDS: prospective studies; retrospective studies; vitamin D; season; immunoassay

https://doi.org/10.11613/BM.2024.020706

CLSI-based verification and establishment of reference intervals for common biochemical assays in Croatian newborns

Iva Friščić, Sonja Perkov, Andrea Radeljak, Jasminka Stipanović-Kastelić, Mirjana Mariana Kardum Paro

Original articles, Volume 34, June, Issue 2

KEYWORDS: reference values; reference range; neonatology; pediatrics; biochemistry

https://doi.org/10.11613/BM.2024.020705

Prediction interval: A powerful statistical tool for monitoring patients and analytical systems

Abdurrahman Coskun

Lessons in biostatistics, Volume 34, June, Issue 2

KEYWORDS: analytical performance; monitoring; personalized reference interval; prediction interval; reference change value

https://doi.org/10.11613/BM.2024.020101

Determination of cystatin C reference interval for children in Croatia

Vlasta Cigula Kurajica, Željka Vogrinc, Ana Turčić, Slobodan Galić

Original articles, Volume 34, February, Issue 1

KEYWORDS: cystatin C; children; immunoturbidimetry; reference value

https://doi.org/10.11613/BM.2024.010702

Establishment of age- and -gender specific reference intervals for amino acids and acylcarnitines by tandem mass spectrometry in Turkish paediatric population

Özlem Çakır Madenci, Soner Erdin, Ayşe Kestane, Müge Kutnu

Original articles, Volume 33, October, Issue 3

KEYWORDS: inborn errors of metabolism; laboratory information system (LIS); paediatrics; reference intervals; tandem mass spectrometry

https://doi.org/10.11613/BM.2023.030704

Androgens in women: Establishing reference intervals for dehydroepiandrostenedione sulphate and androstenedione on the Roche Cobas

Adriana Bokulić, Ivana Zec, Domagoj Marijančević, Sanja Goreta

Original articles, Volume 33, June, Issue 2

KEYWORDS: reference intervals; androgens; dehydroepiandrostenedione sulphate; androstenedione; immunoassay; women

https://doi.org/10.11613/BM.2023.020706

Establishment of reference intervals for complete blood count in times of COVID-19 and vaccination

Claudia Mendieta-Gutiérrez, Selene Chávez-González, Brenda Ivonne Rodríguez-Romero, Jazmín Anahí Sánchez-Garrido, Arturo Figueroa-Gómez, Jesús Bernabé Licona-Vela, Arturo Cuauhtémoc Juárez-Pérez, Alejandro Cabello-López, Guadalupe Aguilar-Madrid, Carmina Jiménez-Ramírez

Original articles, Volume 33, June, Issue 2

KEYWORDS: reference intervals; complete blood count; COVID-19; vaccine

https://doi.org/10.11613/BM.2023.020701

Detection of macroenzymes: establishing upper reference limits for eight enzymes after polyethylene glycol precipitation

Lieselot Dedeene, Marie Stockman, Sophie Steels, Pieter Vermeersch, Glynis Frans

Original articles, Volume 33, February, Issue 1

KEYWORDS: precipitation; enzymes; macroamylase; polyethylene glycol; reference value

https://doi.org/10.11613/BM.2023.010705

Reference intervals for thyroid disorders calculated by indirect method and comparison with reference change values

Zeynep Yildiz, Lale Köroğlu Dağdelen

Original articles, Volume 33, February, Issue 1

KEYWORDS: reference interval; thyroid hormone; indirect method; reference change value

https://doi.org/10.11613/BM.2023.010704

Establishment of gender- and age-specific reference intervals for serum liver function tests among the elderly population in northeast China: a retrospective study

Zeyu Sun, Jiatong Chai, Qi Zhou, Jiancheng Xu

Original articles, Volume 32, June, Issue 2

KEYWORDS: gender; age; liver function; elderly population; reference interval

https://doi.org/10.11613/BM.2022.020707

Estimation of inter-laboratory reference change values from external quality assessment data

Michael Paal, Katharina Habler, Michael Vogeser

Short Communications, Volume 31, October, Issue 3

KEYWORDS: reference change values; inter-laboratory; external quality assessment; measurement uncertainty; biological variation

https://doi.org/10.11613/BM.2021.030902

Effects of specimen haemolysis on complete blood count results by Abbott Alinity hq System

Müjgan Ercan, Emiş Deniz Akbulut, Nihayet Bayraktar, Şerif Ercan

Original articles, Volume 31, October, Issue 3

KEYWORDS: complete blood count; reference change values; haemolysis; interference

https://doi.org/10.11613/BM.2021.030706

Establishing paediatric reference intervals for thyroid function tests in Croatian population on the Abbott Architect i2000

Adriana Bokulić, Ivana Zec, Domagoj Marijančević, Sanja Goreta, Marija Požgaj Šepec, Lavinia La Grasta Sabolić

Original Articles, Volume 31, October, Issue 3

KEYWORDS: paediatric; reference values; thyroid function tests; immunoassay; standard deviation ratio

https://doi.org/10.11613/BM.2021.030702

Indirect reference intervals for haematological parameters in capillary blood of pre-school children

Aleksandra Zeljkovic, Zsófia Csuzdi Balog, Eva Dukai, Jelena Vekic, Zorana Jelic-Ivanovic, Vesna Spasojevic-Kalimanovska

Original Articles, Volume 31, February, Issue 1

KEYWORDS: reference intervals; haematology; paediatrics; capillary blood; sex differences

https://doi.org/10.11613/BM.2021.010709

Utilization of biological variation data in the interpretation of laboratory test results – survey about clinicians’ opinion and knowledge

Humeyra Ozturk Emre, Fatma Hande Karpuzoglu, Cihan Coskun, Ebru Demirel Sezer, Ozlem Goruroglu Ozturk, Fatma Ucar, Hikmet Can Cubukcu, Fatma Demet Arslan, Levent Deniz, Mehmet Senes, Mustafa Serteser, Cevat Yazici, Dogan Yucel, Abdurrahman Coskun

Original Articles, Volume 31, February, Issue 1

KEYWORDS: biological variation; laboratory error; patient safety; reference change value

https://doi.org/10.11613/BM.2021.010705

Women in sports: the applicability of common national reference intervals for inflammatory and coagulation biomarkers (HemSter Study)

Vanja Radišić Biljak, Valentina Vidranski, Lana Ružić, Ana-Maria Simundic, Tihomir Vidranski

Original Articles, Volume 31, February, Issue 1

KEYWORDS: sports; international physical activity questionnaire short form (IPAQ-SF); inflammation; blood coagulation; reference ranges

https://doi.org/10.11613/BM.2021.010702

Verification of the Canadian Laboratory Initiative on Paediatric Reference Intervals (CALIPER) reference values in Croatian children and adolescents

Renata Zrinski Topić, Jasna Leniček Krleža

Original Articles, Volume 30, June, Issue 2

KEYWORDS: hormone; immunoassay; paediatric; reference value

https://doi.org/10.11613/BM.2020.020710

Test validation, method comparison and reference range for the measurement of β-hydroxybutyrate in peripheral blood samples

Frank Bernhard Kraus, Marija Kocijancic, Alexander Kluttig, Beatrice Ludwig-Kraus

Original Articles, Volume 30, February, Issue 1

KEYWORDS: β-hydroxybutyrate; ketoacidosis; method validation; reference range; urine ketones

https://doi.org/10.11613/BM.2020.010707

Classical pathway activity C3c, C4 and C1-inhibitor protein reference intervals determination in EDTA plasma

Benjamin Lopez, Nicolas Bertier, Emmanuel Ledoult, Romane Joudinaud, Mehdi Maanaoui, Victoria Majerus, Emmanuelle Moitrot, Anne-Sophie Deleplancque, Stéphanie Rogeau, David Launay, Guillaume Lefèvre, Myriam Labalette, Sylvain Dubucquoi

Original Articles, Volume 29, October, Issue 3

KEYWORDS: reference values; complement C3c; complement C4; classical complement pathway; complement C1 inhibitor protein

https://doi.org/10.11613/BM.2019.030707

Determining biological variation of serum parathyroid hormone in healthy adults

Müjgan Ercan, Emiş Deniz Akbulut, Esin Avcı, Çiğdem Yücel, Esra Fırat Oğuz, Turan Turhan, Muhittin Serdar

Original Articles, Volume 29, October, Issue 3

KEYWORDS: biological variation; individuality; reference change value; PTH; quality specification

https://doi.org/10.11613/BM.2019.030702

Establishing the 99 percentile for high sensitivity cardiac troponin I in healthy blood donors from Southern Italy

Luisa Agnello, Chiara Bellia, Concetta Scazzone, Giulia Bivona, Giorgia Iacolino, Caterina Maria Gambino, Maddalena Muratore, Bruna Lo Sasso, Marcello Ciaccio

Short communications, Volume 29, June, Issue 2

KEYWORDS: troponin I; myocardial infarction; reference values; high sensitivity; 99th percentile

https://doi.org/10.11613/BM.2019.020901

Reference intervals for six salivary cortisol measures based on the Croatian Late Adolescence Stress Study (CLASS)

Daniela Šupe-Domić, Goran Milas, Lada Stanišić, Irena Drmić Hofman, Irena Martinović Klarić

Short Communications, Volume 28, February, Issue 1

KEYWORDS: salivary cortisol; reference intervals; late adolescence

https://doi.org/10.11613/BM.2018.010902

Reference interval for immature platelet fraction on Sysmex XN haematology analyser in adult population

Claudia E. Imperiali, Ariadna Arbiol-Roca, Lourdes Sanchez-Navarro, Macarena Dastis-Arias, Juan C. Lopez-Delgado, Anna Cortes-Bosch, Ana Sancho-Cerro, Dolors Dot-Bach

Original Papers, Volume 28, February, Issue 1

KEYWORDS: platelets; haematology; reference values; immature platelet fraction

https://doi.org/10.11613/BM.2018.010708

Bayes’ theorem, the ROC diagram and reference values: Definition and use in clinical diagnosis

Anders Kallner

Lessons in Biostatistics, Volume 28, February, Issue 1

KEYWORDS: likelihood ratio; cumulative data analysis; odds; sensitivity; specificity

https://doi.org/10.11613/BM.2018.010101

Interpretation of EQA results and EQA-based trouble shooting

Gunn Berit Berge Kristensen, Piet Meijer

Special Issue: External Quality Assessment in Laboratory Medicine - Review, Volume 27, February, Issue 1

KEYWORDS: external quality assessment; commutability; reference method; EQA error; between lot variation

https://doi.org/10.11613/BM.2017.007

A nationwide multicentre study in Turkey for establishing reference intervals of haematological parameters with novel use of a panel of whole blood

Yesim Ozarda, Kiyoshi Ichihara, Ebubekir Bakan, Harun Polat, Nurinnisa Ozturk, Nurcan K. Baygutalp, Fatma Taneli, Yesim Guvenc, Murat Ormen, Zubeyde Erbayraktar, Nurten Aksoy, Hatice Sezen, Meltem Demir, Gulcin Eskandari, Gurbuz Polat, Nuriye Mete, Hatice

Original papers, Volume 27, June, Issue 2

KEYWORDS: multicentre study; reference intervals; complete blood count; haematology; Turkey

https://doi.org/10.11613/BM.2017.038

Impact of reference change value (RCV) based autoverification on turnaround time and physician satisfaction

Esther Fernández-Grande, Carolina Valera-Rodriguez, Luis Sáenz-Mateos, Amparo Sastre-Gómez, Pilar García-Chico, Teodoro J. Palomino-Muñoz

Original papers, Volume 27, June, Issue 2

KEYWORDS: autoverification; reference change value; turnaround time; physician satisfaction

https://doi.org/10.11613/BM.2017.037

Corrigendum to: Impact of reference change value (RCV) based autoverification on turnaround time and physician satisfaction

Esther Fernández-Grande, Carolina Varela-Rodriguez, Luis Sáenz-Mateos, Amparo Sastre-Gómez, Pilar García-Chico, Teodoro J. Palomino-Muñoz

Corrigendum, Volume 27, October, Issue 3

https://doi.org/10.11613/BM.2017.031203

Establishing the upper reference limit of Galectin-3 in healthy blood donors

Luisa Agnello, Chiara Bellia, Bruna Lo Sasso, Alessia Pivetti, Maddalena Muratore, Concetta Scazzone, Giulia Bivona, Giuseppe Lippi, Marcello Ciaccio

Original Papers, Volume 27, October, Issue 3

KEYWORDS: galectin-3; blood donors; heart failure; reference values; upper reference limit (URL)

https://doi.org/10.11613/BM.2017.030709

Changing reference intervals for haemoglobin in Denmark: Clinical and financial aspects

Judith Ryberg-Nørholt, Henrik Frederiksen, Mads Nybo

Original Papers, Volume 27, October, Issue 3

KEYWORDS: anaemia; haematology; haemoglobins; reference values

https://doi.org/10.11613/BM.2017.030702

Performance characteristics of lipoprotein-associated phospholipase A2 activity assay on the Dimension Vista analyser and preliminary study of a healthy Italian population

Alessandro De Stefano, Liliana Mannucci, Renato Massoud, Sergio Bernardini, Claudio Cortese

Original Papers, Volume 27, October, Issue 3

KEYWORDS: Lp-PLA; assay validation; cardiovascular disease; Darapladib; reference intervals

https://doi.org/10.11613/BM.2017.030701

Concerning the vitamin D reference range: pre-analytical and analytical variability of vitamin D measurement

Davide Ferrari, Giovanni Lombardi, Giuseppe Banfi

Review, Volume 27, October, Issue 3

KEYWORDS: vitamin D; biological variability; analytical variability; standardization; DEQAS

https://doi.org/10.11613/BM.2017.030501

Unnecessary repeated total cholesterol tests in biochemistry laboratory

Suleyman Demir, Nergiz Zorbozan, Elif Basak

Original papers, Volume 26, February, Issue 1

KEYWORDS: unnecessary repeated cholesterol test; cholesterol retest interval; reference change value; laboratory costs; preanalytical phase; test requesting

https://doi.org/10.11613/BM.2016.007

Reference intervals: current status, recent developments and future considerations

Yesim Ozarda

Review, Volume 26, February, Issue 1

KEYWORDS: multicenter study; common reference intervals; reference values; clinical decision limits; genetic information

https://doi.org/10.11613/BM.2016.001

A reference interval study for common biochemical analytes in Eastern Turkey: a comparison of a reference population with laboratory data mining

Ebubekir Bakan, Harun Polat, Yesim Ozarda, Nurinnisa Ozturk, Nurcan Kilic Baygutalp, Fatma Zuhal Umudum, Nuri Bakan

Original paper, Volume 26, June, Issue 2

KEYWORDS: reference intervals; direct method; indirect method; Bhattacharya method; regional differences

https://doi.org/10.11613/BM.2016.023

Determination of reference interval for presepsin, an early marker for sepsis

Davide Giavarina, Mariarosa Carta

Original papers, Volume 25, February, Issue 1

KEYWORDS: CD14 Antigen; presepsin; reference values; male; female; Clinical and Laboratory Standard Institute

https://doi.org/10.11613/BM.2015.007

Resampling methods in Microsoft Excel® for estimating reference intervals

Elvar Theodorsson

Lessons in biostatistics, Volume 25, October, Issue 3

KEYWORDS: reference interval; resampling method; Microsoft Excel; bootstrap method; biostatistics

https://doi.org/10.11613/BM.2015.031

In vitro diagnostic company recalls and medical laboratory practices: an Italian case

Gabriel Lima-Oliveira, Giuseppe Lippi, Gian Luca Salvagno, Giorgio Brocco, Gian Cesare Guidi

Case Report, Volume 25, June, Issue 2

KEYWORDS: clinical laboratory techniques; patient safety; laboratory variability; reference standards; quality control; parathyroid hormone

https://doi.org/10.11613/BM.2015.028

Method evaluation study of a new generation of vitamin D assays

Dietmar Enko, Gernot Kriegshäuser, Robert Stolba, Elfriede Worf, Gabriele Halwachs-Baumann

Research Article, Volume 25, June, Issue 2

KEYWORDS: vitamin D; immunoassays; liquid chromatography-tandem mass spectrometry; reference standards; quality improvement

https://doi.org/10.11613/BM.2015.020

Could light meal jeopardize laboratory coagulation tests?

Gabriel Lima-Oliveira, Gian Luca Salvagno, Giuseppe Lippi, Elisa Danese, Matteo Gelati, Martina Montagnana, Geraldo Picheth, Gian Cesare Guidi

Original papers, Volume 24, October, Issue 3

KEYWORDS: diagnostic errors; fasting; postprandial period; reference values; reproducibility of results.

https://doi.org/10.11613/BM.2014.036

Serum thyroglobulin antibody levels within or near to the reference range may interfere with thyroglobulin measurement.

Zoltan Locsei, Istvan Szabolcs, Karoly Racz, Gabor L. Kovacs, Dora Horvath, Erzsebet Toldy

Original papers, Volume 22, October, Issue 3

KEYWORDS: antibody interference; thyroglobulin; thyroglobulin antibodies; assay

https://doi.org/10.11613/BM.2012.038

Short-term increases of plasma cardiac troponin I are better evaluated by comparison with the reference change value

Giovanni Introcaso, Monica Raggi, Tiziana D’Errico, Annalisa Cavallero

Original papers, Volume 20, October, Issue 3

KEYWORDS: cardiac troponin-I; reference change value; analytical imprecision; acute coronary syndrome

https://doi.org/10.11613/BM.2010.042

Reference intervals as a tool for total quality management

Gian Cesare Guidi, Gian Luca Salvagno

Special issue, Volume 20, June, Issue 2

KEYWORDS: reference intervals; reference range; statistics; laboratory diagnostics

https://doi.org/10.11613/BM.2010.020

Quality in the analytical phase

Oswald Sonntag

Special issue, Volume 20, June, Issue 2

KEYWORDS: analytical errors; patient safety; clinical laboratory; quality control; drug interference; calibration; paraprotein; reference interval

https://doi.org/10.11613/BM.2010.017

Application of biological variation – a review

Carmen Ricós, Carmen Perich, Joana Minchinela, Virtudes Álvarez, Margarita Simón, Carmen Biosca, Mariví Doménech, Pilar Fernández, Carlos-Víctor Jiménez, José Vicente Garcia-Lario, Fernando Cava

Short review, Volume 19, October, Issue 3

KEYWORDS: biological variation; quality specifications; reference change value; delta check; laboratory report

https://doi.org/10.11613/BM.2009.023

Serum prolactin in professional soccer players

Giuseppe Lippi, Francesco De Vita, Gian Luca Salvagno, Martina Montagnana, Giovanni Targher, Gian Cesare Guidi

Original papers, Volume 19, June, Issue 2

KEYWORDS: hormones; prolactin; physical exercise; reference range; sports

https://doi.org/10.11613/BM.2009.016