DECISION MAKING IN RESEARCH AND CLINICAL PRACTICE: Part 1: The basis for decision

Area of Science:

• Biostatistics
• Research Methodology

Background:

• Effective research requires a solid understanding of statistical principles.
• Physical therapists need to interpret statistical data for clinical decision-making.

Purpose of the Study:

• To elucidate the foundational statistical concepts underpinning research decision-making.
• To connect basic statistical procedures to their practical application in physical therapy.

Main Methods:

• Discussion of basic statistical procedures.
• Explanation of hypothesis testing rationale.
• Exploration of probability and the normal curve.
• Definition of tests of significance and level of significance.

Main Results:

• Provides a clear explanation of core statistical concepts.
• Establishes the link between statistical theory and practical research.
• Highlights the relevance of statistical significance in clinical contexts.

Conclusions:

• Understanding these foundational statistical concepts is crucial for interpreting research findings.
• This paper serves as a basis for advanced statistical applications in physical therapy research.