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Evaluating an information system for medical care evaluation studies.

D C Holloway, L J Wiczai, E T Carlson

    Medical Care
    |April 1, 1975
    PubMed
    Summary

    The Professional Activity Study-Medical Audit Program (PAS-MAP) system was evaluated for hospital medical care evaluation studies. A manual system was found to be superior overall, despite PAS-MAP

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    Area of Science:

    • Health Informatics
    • Medical Quality Improvement
    • Hospital Administration

    Background:

    • Medical care evaluation studies are crucial for improving patient outcomes and hospital efficiency.
    • Computerized systems offer potential benefits in data collection and analysis for quality improvement initiatives.
    • Evaluating the effectiveness and efficiency of these systems is essential for healthcare organizations.

    Purpose of the Study:

    • To evaluate the Professional Activity Study-Medical Audit Program (PAS-MAP) for conducting medical care evaluation studies.
    • To compare the PAS-MAP system with a manual data collection method.
    • To determine the cost-effectiveness, timeliness, data completeness, and reliability of PAS-MAP.

    Main Methods:

    • A comparative study design was employed, contrasting PAS-MAP with a manual data collection system.

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  • Data collection focused on information not readily available on medical record face sheets.
  • Decision-makers assigned weights to various performance metrics (cost, timeliness, data elements, error protection) for a comprehensive evaluation.

    • Main Results:

    • PAS-MAP demonstrated cost-effectiveness only when over 41% of hospitalized patients were included in studies.
    • The system's timeliness was comparable to the manual method for available data, but it provided fewer requested clinical data elements.
    • PAS-MAP was found to be less effective in preventing human error compared to the manual approach.

    Conclusions:

    • The manual system was recommended for implementation based on a weighted scoring model.
    • The trade-offs between cost, data completeness, and error reduction influenced the final recommendation.
    • Findings suggest that the suitability of PAS-MAP depends on specific hospital study parameters and priorities.