Search Results - "Aarsand Aasne K."

Personalized reference intervals: Using estimates of within-subject or within-person biological variation requires different statistical approaches by Coskun, Abdurrahman, Sandberg, Sverre, Unsal, Ibrahim, Cavusoglu, Coskun, Serteser, Mustafa, Kilercik, Meltem, Aarsand, Aasne K.

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Acute Intermittent Porphyria: An Overview of Therapy Developments and Future Perspectives Focusing on Stabilisation of HMBS and Proteostasis Regulators by Bustad, Helene J, Kallio, Juha P, Vorland, Marta, Fiorentino, Valeria, Sandberg, Sverre, Schmitt, Caroline, Aarsand, Aasne K, Martinez, Aurora

“…Acute intermittent porphyria (AIP) is an autosomal dominant inherited disease with low clinical penetrance, caused by mutations in the hydroxymethylbilane…”
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Current Utility and Reliability of Biological Variability by Patel, Khushbu, El-Khoury, Joe M, Aarsand, Aasne K, Badrick, Tony, Jones, Graham R D, Sikaris, Ken, Parnas, M Laura

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Health-related quality of life in porphyria cutanea tarda: a cross-sectional registry based study by Andersen, Janice, Thomsen, Janne, Enes, Åshild Rostad, Sandberg, Sverre, Aarsand, Aasne K

“…Porphyria cutanea tarda (PCT) is a rare, photosensitive disease characterized by skin fragility and blistering on sun-exposed areas. There is little previous…”
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Self-efficacy and self-management strategies in acute intermittent porphyria by Hammersland, Marte H, Aarsand, Aasne K, Sandberg, Sverre, Andersen, Janice

“…Acute intermittent porphyria (AIP) is an inherited metabolic disease with low clinical penetrance caused by mutations in the hydroxymethylbilane (HMBS) gene…”
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Characterisation of a common hotspot variant in acute intermittent porphyria sheds light on the mechanism of hydroxymethylbilane synthase function by Christie, Marthe S., Laitaoja, Mikko, Aarsand, Aasne K., Kallio, Juha P., Bustad, Helene J.

“…Hydroxymethylbilane synthase (HMBS) is the third enzyme involved in haem biosynthesis, in which it catalyses the formation of tetrapyrrole…”
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Personalized Reference Intervals in Laboratory Medicine: A New Model Based on Within-Subject Biological Variation by Coşkun, Abdurrahman, Sandberg, Sverre, Unsal, Ibrahim, Cavusoglu, Coskun, Serteser, Mustafa, Kilercik, Meltem, Aarsand, Aasne K

“…Abstract Background The concept of personalized medicine has received widespread attention in the last decade. However, personalized medicine depends on…”
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Critical appraisal and meta-analysis of biological variation studies on glycosylated albumin, glucose and HbA1c by Ricós, Carmen, Fernández-Calle, Pilar, Gonzalez-Lao, Elisabet, Simón, Margarida, Díaz-Garzón, Jorge, Boned, Beatriz, Marqués-García, Fernando, Minchinela, Joana, Perich, Maria Carmen, Tejedor-Ganduxé, Xavier, Corte, Zoraida, Aarsand, Aasne K, Aslan, Berna, Carobene, Anna, Coskun, Abdurrahman, Sandberg, Sverre

“…ObjectivesNumerous biological variation (BV) studies have been performed over the years, but the quality of these studies vary. The objectives of this study…”
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Personalized reference intervals: from theory to practice by Coskun, Abdurrahman, Sandberg, Sverre, Unsal, Ibrahim, Serteser, Mustafa, Aarsand, Aasne K.

“…Using laboratory test results for diagnosis and monitoring requires a reliable reference to which the results can be compared. Currently, most reference data…”
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Personalized and Population-Based Reference Intervals for 48 Common Clinical Chemistry and Hematology Measurands: A Comparative Study by Coşkun, Abdurrahman, Sandberg, Sverre, Unsal, Ibrahim, Cavusoglu, Coskun, Serteser, Mustafa, Kilercik, Meltem, Aarsand, Aasne K

“…Abstract Background Personalized reference intervals (prRIs) have the potential to improve individual patient follow-up as compared to population-based…”
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Reference Intervals Revisited: A Novel Model for Population-Based Reference Intervals, Using a Small Sample Size and Biological Variation Data by Coşkun, Abdurrahman, Sandberg, Sverre, Unsal, Ibrahim, Topcu, Deniz I, Aarsand, Aasne K

“…Conventional population-based reference intervals (popRIs) are established on the ranking of single measurement results from at least 120 reference…”
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The European Biological Variation Study (EuBIVAS): a summary report by Carobene, Anna, Aarsand, Aasne K, Bartlett, William A, Coskun, Abdurrahman, Diaz-Garzon, Jorge, Fernandez-Calle, Pilar, Guerra, Elena, Jonker, Niels, Locatelli, Massimo, Plebani, Mario, Sandberg, Sverre, Ceriotti, Ferruccio

“…Biological variation (BV) data have many important applications in laboratory medicine. Concerns about quality of published BV data led the European Federation…”
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A Bayesian Approach to Biological Variation Analysis by Røraas, Thomas, Sandberg, Sverre, Aarsand, Aasne K, Støve, Bård

“…Biological variation (BV) data have many applications for diagnosing and monitoring disease. The standard statistical approaches for estimating BV are…”
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The Biological Variation Data Critical Appraisal Checklist: A Standard for Evaluating Studies on Biological Variation by Aarsand, Aasne K, Røraas, Thomas, Fernandez-Calle, Pilar, Ricos, Carmen, Díaz-Garzón, Jorge, Jonker, Niels, Perich, Carmen, González-Lao, Elisabet, Carobene, Anna, Minchinela, Joana, Coşkun, Abdurrahman, Simón, Margarita, Álvarez, Virtudes, Bartlett, William A, Fernández-Fernández, Pilar, Boned, Beatriz, Braga, Federica, Corte, Zoraida, Aslan, Berna, Sandberg, Sverre

“…Concern has been raised about the quality of available biological variation (BV) estimates and the effect of their application in clinical practice. A European…”
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Practical recommendations for biochemical and genetic diagnosis of the porphyrias by Aarsand, Aasne K, To-Figueras, Jordi, Whatley, Sharon, Sandberg, Sverre, Schmitt, Caroline

“…The porphyrias are a group of rare inborn errors of metabolism associated with various clinical presentations and long-term complications, making them relevant…”
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Biological variation: recent development and future challenges by Sandberg, Sverre, Carobene, Anna, Bartlett, Bill, Coskun, Abdurrahman, Fernandez-Calle, Pilar, Jonker, Niels, Díaz-Garzón, Jorge, Aarsand, Aasne K

“…Biological variation (BV) data have many applications in laboratory medicine. However, these depend on the availability of relevant and robust BV data fit for…”
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A New Concept for Reference Change Values-Regression to the Population Mean by Jones, Graham R D, Aarsand, Aasne K, Carobene, Anna, Coskun, Abdurrahman, Fernandez-Calle, Pilar, Bartlett, Bill, Diaz-Garzon, Jorge, Sandberg, Sverre

“…Reference change values (RCV) are used to indicate a change in analyte concentration that is unlikely to be due to random variation in the patient or the…”
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The EuBIVAS: Within- and Between-Subject Biological Variation Data for Electrolytes, Lipids, Urea, Uric Acid, Total Protein, Total Bilirubin, Direct Bilirubin, and Glucose by Aarsand, Aasne K, Díaz-Garzón, Jorge, Fernandez-Calle, Pilar, Guerra, Elena, Locatelli, Massimo, Bartlett, William A, Sandberg, Sverre, Røraas, Thomas, Ceriotti, Ferruccio, Sølvik, Una Ørvim, Sverresdotter Sylte, Marit, Coşkun, Abdurrahman, Serteser, Mustafa, Unsal, Ibrahim, Tosato, Francesca, Plebani, Mario, Jonker, Niels, Barla, Gerhard, Carobene, Anna

“…The European Federation of Clinical Chemistry and Laboratory Medicine European Biological Variation Study (EuBIVAS) has been established to deliver rigorously…”
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How to achieve harmonisation of laboratory testing —The complete picture by Aarsand, Aasne K., Sandberg, Sverre

“…Harmonisation is likely to be an important contributor to ensure high quality laboratory testing, thus potentially improving patient outcome. Efforts for…”
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Biological variation of venous acid-base status measurands in athletes by Diaz–Garzon, Jorge, Fernandez-Calle, Pilar, Aarsand, Aasne K., Sandberg, Sverre, Buno, Antonio

“…•Biological variation for acid-base measurands appears higher in athletes than the general population.•There was no demonstrable effect by intensity and…”
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