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TTM Measures

*The TTM measures below and the majority of their adaptations are in the public domain and free to use. Unless otherwise stated, you may use the measures below without obtaining permission or paying a fee for use. However, please note that a full understanding of the construct being measured is necessary for appropriate use of these measures. If you have questions about the scales and/or the constructs being measured, please explore further The Model and relevant Articles. If you still have questions, please see our FAQ or Contact Us.

University of Rhode Island Change Assessment Scale: URICA

This is a measure of readiness to change.  The URICA could be used to assess clinical process and motivational readiness for change as well as to measure process and outcome variables for a variety of health and addictive behaviors.

Self Efficacy Scales

The Abstinence Self-efficacy scale is a self-report measure that assesses an individual’s confidence to abstain from substance use or health behaviors in a variety of different situations.

Situation Temptation Scales

The Temptation to Use scale is a self-report measure that assesses how tempted an individual is to engage in a variety of different health behaviors such as substance use.

Processes of Change Questionnaire

The Processes of Change Questionnaire is a self-report measure that assesses an individual’s use of experiential and behavioral processes of change for different health behaviors.

Decisional Balance

The Decisional Balance Scale is a self-report measure of the pros and cons a person perceives in terms of health behaviors.

Staging Algorithms

Algorithms are a quick and efficient way to assess where an individual lies along the stages of change.