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Related Experiment Videos

Computer interrogation of patients

R W Lucas, W I Card, R P Knill-Jones

    British Medical Journal
    |September 11, 1976
    PubMed
    Summary
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    A new computer system effectively gathers patient symptoms, proving as accurate and acceptable as doctors for routine interrogations. This technology can calculate disease probabilities, aiding clinical decision-making.

    Area of Science:

    • Medical Informatics
    • Clinical Decision Support Systems

    Background:

    • Routine patient interrogation is a cornerstone of clinical diagnosis.
    • Traditional methods rely on physician-led interviews, which can be time-consuming and subject to variability.

    Purpose of the Study:

    • To develop and evaluate a computer-based system for routine patient interrogation.
    • To assess the system's accuracy, patient acceptability, and cost-effectiveness.

    Main Methods:

    • Development of an adaptive computer program with a visual display and specialized response keyboard.
    • Objective evaluation using criteria of symptom elicitation accuracy, patient acceptance, and cost analysis.

    Main Results:

    • The computer system demonstrated accuracy in eliciting patient symptoms comparable to physicians.

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  • Patients found the system acceptable, and its cost-effectiveness was favorable.
  • The system effectively calculated disease probabilities.

    • Conclusions:

    • Computer systems can be programmed to perform routine patient interrogations effectively.
    • This technology offers an accurate and acceptable method for gathering clinical evidence.
    • Automated patient interrogation can support, not replace, physician-led management decisions.