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Informed consent: how much does the patient understand?

J H Bergler, A C Pennington, M Metcalfe

    Clinical Pharmacology and Therapeutics
    |April 1, 1980
    PubMed
    Summary
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    Informed consent comprehension in hypertensive patients was tested. Recall of drug trial information declined over time, with patients understanding drug actions better than side effects.

    Area of Science:

    • Clinical Trials
    • Patient Comprehension
    • Informed Consent

    Background:

    • Informed consent is crucial for clinical trials.
    • Hypertensive patients require clear communication regarding trial participation.

    Purpose of the Study:

    • To assess comprehension and recall of informed consent information in hypertensive patients.
    • To evaluate patient understanding of drug actions and side effects.

    Main Methods:

    • A multiple-choice quiz was administered to clinically hypertensive patients.
    • Comprehension was tested at 2 hours and 3 months post-consent procedure.

    Main Results:

    • Average quiz scores were 71.6% at 2 hours and 61.2% at 3 months.
    • Recall effectiveness did not correlate with education level.
    Keywords:
    Empirical Approach

    Related Experiment Videos

  • Patients better understood drug actions than potential side effects.

    • Conclusions:

    • Patient recall of informed consent details diminishes over time.
    • Effective communication of drug side effects in clinical trials needs improvement.