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Decision Making: Traditional Method01:14

Decision Making: Traditional Method

The process of hypothesis testing based on the traditional method includes calculating the critical value, testing the value of the test statistic using the sample data, and interpreting these values.
First, a specific claim about the population parameter is decided based on the research question and is stated in a simple form. Further, an opposing statement to this claim is also stated. These statements can act as null and alternative hypotheses, out of which a null hypothesis would be a...

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Investigating a training supporting Shared Decision Making (IT'S SDM 2011): study protocol for a randomized

Friedemann Geiger1, Katrin Liethmann, Frauke Hoffmann

  • 1Tumor Center, University Medical Center Schleswig-Holstein, Niemannsweg 4, 24105 Kiel, Germany. f.geiger@uksh.de

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This study evaluates a new physician training program to improve Shared Decision Making (SDM) and validates a new measurement tool, SDM(MASS), showing promise for clinical adoption and deeper understanding of patient involvement.

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Area of Science:

  • Medical Communication
  • Health Services Research
  • Clinical Trial Methodology

Background:

  • Shared Decision Making (SDM) is a best practice for treatment and diagnostic decisions.
  • Randomized controlled trials on SDM training effectiveness are scarce, and existing measures face challenges.
  • This study addresses the need for effective SDM training and validated measurement tools.

Purpose of the Study:

  • To evaluate a novel, condensed physician communication training program focused on enhancing patient involvement in Shared Decision Making (SDM).
  • To validate SDM(MASS), a new composite measure designed to assess patient involvement in medical decision-making.
  • To examine the impact of SDM on patients' perceived decision quality and the elaboration of their decisions.

Main Methods:

  • A multi-center, blinded randomized controlled trial involving 40 physicians across 7 medical fields.
  • Intervention: Two 15-minute video-based coaching sessions with manual and DVD support.
  • Measurement: SDM(MASS) for patient involvement, validated against OPTION, SDM-Q, and DCS; decision elaboration assessed by ELAB coefficient.

Main Results:

  • The study design ensures valid and reliable results for evaluating the SDM training and measurement tool.
  • The condensed training format is anticipated to facilitate easier adoption into routine clinical practice compared to previous interventions.
  • The comprehensive MAPPIN'SDM measurement system, including SDM(MASS), is positioned as a benchmark for simpler instruments and advanced research into decision-making.

Conclusions:

  • The rigorous trial design supports the validity and reliability of the findings.
  • The time-efficient training is expected to have higher clinical adoption rates.
  • The MAPPIN'SDM system, encompassing SDM(MASS), offers a robust reference for validating other measures and advancing the understanding of SDM.