Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Three-pool analysis for quality control: a method for daily differentiation of analytic error from random variability

Y J Anderson, R G Troxler, D F Wease

    The American Journal of Medical Technology
    |May 1, 1981
    PubMed
    Summary

    This study introduces a simple Z statistic method for daily laboratory quality control. It quickly identifies errors, enhances result accuracy, and reduces repeat tests, improving overall lab efficiency.

    Related Concept Videos

    You might also read

    Related Articles

    Articles linked to this work by shared authors, journal, and citation graph.

    Sort by
    Same author

    Efficient room-temperature synthesis of crosslinked polyhydroxyurethanes from 5-membered cyclic carbonates without solvent or catalyst.

    Faraday discussions·2025
    Same author

    Experimental validation in a neutron exposure frame of the MINAS TIRITH for cell damage simulation.

    Physics in medicine and biology·2023
    Same author

    [Design, implementation and evaluation of an educational approach for patients with PICC line and midline].

    Annales pharmaceutiques francaises·2023
    Same author

    MINAS TIRITH: a new tool for simulating radiation-induced DNA damage at the cell population level.

    Physics in medicine and biology·2023
    Same author

    Unusual clinical and topographical midbrain stroke revealed by pure sensory disturbance.

    Revue neurologique·2021
    Same author

    Risk factors for surgical site infection after pancreatic surgery: a better postoperative antibiotic strategy is possible.

    The Journal of hospital infection·2020

    Area of Science:

    • Clinical Laboratory Science
    • Analytical Chemistry
    • Quality Management Systems

    Background:

    • Daily quality control is essential for accurate laboratory results.
    • Traditional methods may not efficiently differentiate systematic from random errors.
    • Detecting deteriorating quality control pools is crucial for reliable analysis.

    Purpose of the Study:

    • To present a novel, mathematically simple Z statistic concept for daily laboratory quality control.
    • To enable rapid identification and differentiation of systematic errors from random variability.
    • To enhance confidence in reported results and reduce repeat analyses.

    Main Methods:

    • Utilizing the Z statistic for daily quality control calculations.
    • Employing three controls instead of one or two to increase detection of out-of-control situations.

    Related Experiment Videos

  • Summarizing simplified statistical calculations on a single graphic wall chart for monitoring.

    • Main Results:

    • The Z statistic method allows for rapid daily identification and differentiation of systematic errors.
    • It increases confidence in the accuracy of reported laboratory results.
    • The system effectively detects deteriorating quality control pools and reduces repeat analyses.

    Conclusions:

    • The Z statistic method offers a simple yet effective approach to daily laboratory quality control.
    • It is adaptable to various quantitative analyses and laboratory settings (small to large, light to heavy workloads).
    • The method is applicable to clinical laboratories and industrial settings for monitoring analytic procedures.