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Urinalysis with the new fully automated analyzer Supertron
1Institut für Klinische Chemie, Stadt Ludwigshafen am Rhein g.GmbH, Germany.
European Journal of Clinical Chemistry and Clinical Biochemistry : Journal of the Forum of European Clinical Chemistry Societies
|March 1, 1995
Summary
The Supertron automated urinalysis system offers high throughput and good precision for multiple analytes. It demonstrates high concordance with existing methods, ensuring reliable diagnostic results.
Area of Science:
- Clinical Chemistry
- Medical Diagnostics
- Laboratory Automation
Background:
- Urinalysis is a fundamental diagnostic tool.
- Current automated systems require validation for new technologies.
Purpose of the Study:
- To evaluate the performance of the Supertron, a new fully automated urinalysis system.
- To assess the accuracy, precision, and reliability of semi-quantitative results for multiple urine analytes.
Main Methods:
- Automated processing of urine samples from selection to photometric measurement.
- Assessment of within-run precision and analyte stability.
- Comparative analysis against Miditron system and manual counting chamber methods.
Main Results:
- High throughput of 300 test strips/hour with fully automated processing.
- Good within-run precision for most analytes, with minimal overlap between concentration blocks.
- High concordance (96-100%) with Miditron and good agreement (86-98%) with manual methods for key analytes.
- Excellent test strip stability (exceeding 24 hours) and effective urine mixing.
Conclusions:
- The Supertron system provides accurate and precise semi-quantitative urinalysis results.
- It demonstrates high reliability and concordance with established methods.
- The system's automation and stability make it a valuable tool for clinical laboratories.