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Methodologic lessons learned from hot flash studies.

J A Sloan1, C L Loprinzi, P J Novotny

  • 1Mayo Clinic, Rochester, MN 55905, USA.

Journal of Clinical Oncology : Official Journal of the American Society of Clinical Oncology
|December 4, 2001
PubMed
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This study refined methods for hot flash clinical trials in cancer survivors. Patient diaries and specific sample sizes improve the efficiency of identifying effective hot flash treatments.

Area of Science:

  • Clinical trial methodology
  • Cancer survivorship research
  • Symptom management

Background:

  • Cancer survivors frequently experience hot flashes, impacting quality of life.
  • Developing effective treatments requires robust clinical trial designs.
  • Methodological challenges in assessing hot flash interventions necessitate standardized approaches.

Purpose of the Study:

  • To share methodological expertise gained from prospective clinical trials on hot flashes in cancer survivors.
  • To provide guidance on designing efficient and reliable clinical trials for hot flash treatments.
  • To address queries regarding the methodology for evaluating hot flash interventions.

Main Methods:

  • Analysis of data from seven clinical trials involving 968 cancer survivors.

Related Experiment Videos

  • Development of reliable definitions for hot flash intensity using patient-reported data.
  • Assessment of patient-completed diaries for validity and reliability against toxicity and quality-of-life outcomes.

    • Main Results:

    • Patient diaries demonstrated consistency, reliability, and minimal missing data.
    • Hot flash frequency and hot flash score yielded comparable efficacy results.
    • Recommended sample sizes: 50 patients per arm for Phase III and 25 for Phase II trials.

    Conclusions:

    • The refined methodology enables more efficient planning and execution of clinical trials.
    • This approach facilitates the identification of effective agents for reducing hot flash activity.
    • Standardized methods enhance the reliability of findings in hot flash intervention studies.