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Updated: May 12, 2026

Validation of a Psychosocial Intervention on Body Image in Older People: An Experimental Design
07:40

Validation of a Psychosocial Intervention on Body Image in Older People: An Experimental Design

Published on: May 31, 2021

['Fitting' evidence preferable when evaluating effectiveness of interventions].

Juanita M Heymans1, Sarah Kleijnen, Ilse M Verstijnen

  • 1College voor zorgverzekeringen (CVZ), Diemen, the Netherlands. JHeymans@cvz.nl

Nederlands Tijdschrift Voor Geneeskunde
|April 12, 2013
PubMed
Summary
This summary is machine-generated.

The Feasible Information Trajectory (FIT) questionnaire helps medical technology assessors identify the best evidence for intervention effectiveness. It focuses on attainable study characteristics within clinical settings, not just study type.

Related Experiment Videos

Last Updated: May 12, 2026

Validation of a Psychosocial Intervention on Body Image in Older People: An Experimental Design
07:40

Validation of a Psychosocial Intervention on Body Image in Older People: An Experimental Design

Published on: May 31, 2021

Area of Science:

  • Health Services Research
  • Medical Technology Assessment
  • Evidence-Based Medicine

Background:

  • Evaluating the effectiveness of medical interventions requires robust evidence.
  • Current evidence-grading systems often rely on study type, which may not reflect clinical feasibility.
  • Assessing evidence requires a nuanced approach considering the practicalities of the clinical setting.

Purpose of the Study:

  • To introduce the Feasible Information Trajectory (FIT) questionnaire.
  • To provide a tool for assessors to determine the most fitting evidence for intervention effectiveness.
  • To shift focus from study type to attainable study characteristics.

Main Methods:

  • Development of the FIT questionnaire by the Dutch Health Care Insurance Board (CVZ) and the Institute for Medical Technology Assessment.
  • The FIT questionnaire assesses attainable study characteristics (randomization, blinding, control groups) based on the clinical setting.
  • It is completed prior to literature assessment and can be modified based on literature and professional input.

Main Results:

  • The FIT questionnaire guides assessors to identify evidence that best fits the clinical context.
  • It emphasizes study characteristics achievable within real-world clinical settings.
  • This approach offers a more practical method for evidence evaluation compared to traditional hierarchy systems.

Conclusions:

  • The FIT questionnaire provides a structured method for evaluating intervention effectiveness evidence.
  • It aligns evidence assessment with the realities of clinical practice.
  • This tool supports informed decision-making in healthcare by identifying the most relevant and feasible evidence.