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Clinical evaluation: deciding what questions to ask

Nursing Times

|May 8, 1996

Summary

Systematic evaluation is crucial for justifying treatments. This study examines posing research questions in three levels to determine treatment effects, causes, and improvements.

Area of Science:

Clinical research methodology
Evidence-based practice

Background:

Systematic evaluation provides evidence for treatment justification.
Effective clinical evaluation relies on meticulous preparation and planning.

Purpose of the Study:

To examine the process of formulating researchable questions for clinical evaluation.
To explore a three-level framework for developing evaluative study questions.

Main Methods:

Review of principles for posing questions in evaluative studies.
Discussion of a hierarchical approach to question development in clinical research.

Main Results:

Evaluative questions can be categorized into three progressive levels.
Level 1: Identifying if an effect occurred.

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Level 2: Determining the cause of the effect.

Level 3: Optimizing the effect.

Conclusions:

A structured approach to question formulation enhances the rigor of clinical evaluation.
The three-level questioning framework aids in designing studies to assess treatment efficacy and improvement.