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Related Experiment Videos

Randomized clinical trials: issues for researchers.

M S Fetter1, S L Feetham, K D'Apolito

  • 1Nursing Education and Research, Children's Hospital National Medical Center, Washington, D.C.

Nursing Research
|March 1, 1989
PubMed
Summary
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Clinical trials are essential randomized prospective studies comparing interventions against controls to test new therapies. Careful planning ensures scientific validity and clinical relevance, addressing key ethical and methodological challenges.

Area of Science:

  • Clinical research methodology
  • Medical intervention evaluation
  • Human subject studies

Background:

  • Clinical trials are crucial for assessing innovative therapies.
  • They involve comparing an intervention against a control group.
  • Rigorous design and planning are vital for scientific validity.

Purpose of the Study:

  • Define the clinical trial and its research role.
  • Describe ethical considerations in trial design.
  • Outline methodological and feasibility issues in trial organization.

Main Methods:

  • Review of clinical trial principles.
  • Analysis of prospective randomized study designs.
  • Examination of ethical and practical trial challenges.

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Main Results:

  • Clinical trials serve as a critical test for novel treatments.
  • Effective trials necessitate meticulous design and organization.
  • Key ethical, methodological, and feasibility aspects are identified.

Conclusions:

  • Understanding clinical trial design is fundamental for medical research.
  • Addressing ethical and methodological issues ensures trial integrity.
  • Well-planned trials are essential for advancing therapeutic innovation.