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Related Experiment Videos

Do participation rates change when active consent procedures replace passive consent.

S B Pokorny1, L A Jason, M E Schoeny

  • 1Youth Tobacco Access Project, Department of Psychology, DePaul University, USA.

Evaluation Review
|September 29, 2001
PubMed
Summary
This summary is machine-generated.

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Informed consent procedures significantly impact study participation and data accuracy. Certain active consent methods can boost participation, while others may introduce sample bias, affecting research findings.

Area of Science:

  • Public Health Research
  • Biomedical Ethics
  • Sociology of Education

Background:

  • Informed consent procedures are critical in research, influencing participation and prevalence estimates.
  • Ambiguity and controversy surround optimal methods for obtaining consent, particularly in studies involving minors.
  • Parental consent procedures directly affect sample characteristics and the validity of findings.

Purpose of the Study:

  • To examine the impact of changing from passive to active parental consent procedures.
  • To evaluate four distinct methods of obtaining parental consent in a study of adolescent substance use.
  • To determine how different consent procedures influence participation rates and potential biases.

Main Methods:

  • A case study approach was employed, utilizing an anonymous survey.

Related Experiment Videos

  • The study focused on sixth- through eighth-grade students and their substance use.
  • Four types of parental consent procedures were systematically compared.

    • Main Results:

    • Specific types of consent procedures were identified as capable of achieving high participation levels.
    • Low participation rates associated with certain active consent procedures can lead to biased sample characteristics.
    • Biases in outcome data were observed when participation rates were compromised by consent methods.

    Conclusions:

    • The choice of informed consent procedure is a critical factor in research design.
    • Active parental consent methods can be effective but require careful selection to avoid sample bias.
    • Optimizing consent procedures is essential for ensuring representative samples and accurate research findings in studies involving adolescents.