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Comparative analysis of Hemoglobin A1c on QuikRead Go and DCA Vantage against Cobas Pro reference method: A verification study

Diabetes is a significant health burden worldwide. The most common types of diabetes, type 1 and type 2 diabetes are typically characterized by complete insulin deficiency and varying degrees of insulin deficiency, respectively. Glycated hemoglobin (HbA1c), formed when hemoglobin and glucose combine through glycation, can be used to monitor treatment in diabetic patients, and thus prevent future complications of the disease. HbA1c can be measured using point-of-care (POC) instruments, providing rapid results and immediate feedback on HbA1c levels. Measurement with POC instruments can reduce the need for additional visits for blood sampling, thereby lowering costs for both patients and healthcare systems. The main purpose of this study was to verify HbA1c on the POC instruments QuikRead Go and DCA Vantage by comparing the results with the reference method Cobas Pro and by comparing capillary and venous blood samples. The study utilized 30 venous patient samples, including 20 samples already analyzed on Cobas Pro and 10 samples collected venously and capillary from volunteer individuals. The coefficient of variation (CV) for QuikRead Go fell within the quality goal, while DCA Vantage exceeded the goal. The results demonstrated good agreement between capillary blood samples analyzed on POC instruments and venous samples analyzed on Cobas Pro. However, a statistically significant difference was found comparing venous samples analyzed on POC instruments and Cobas Pro. The results suggest that capillary sampling should be used for analysis on POC instruments. Certain limitations of the study should be considered when using QuikRead Go and DCA Vantage in practice.

Identiferoai:union.ndltd.org:UPSALLA1/oai:DiVA.org:uu-531749
Date January 2024
CreatorsLöfström Renman, Agnes
PublisherUppsala universitet, Institutionen för medicinsk cellbiologi, UU
Source SetsDiVA Archive at Upsalla University
LanguageSwedish
Detected LanguageEnglish
TypeStudent thesis, info:eu-repo/semantics/bachelorThesis, text
Formatapplication/pdf
Rightsinfo:eu-repo/semantics/openAccess

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