Measures of this construct will vary depending on the target behavior. Thus, investigators will need to identify a measure that is appropriate for the behavior of interest (please see the construct page for further discussion of this issue). Two example measures (one for exercise and one for eating) are available in GEM and can be accessed using the links below.
Construct Definition (and Source):
The mental process of knowing, thinking, learning and judging; the psychological result of perception and learning and reasoning. (NCI)
Wilson KE, Harden SM, Almeida FA, You W, Hill JL, Goessl C, Estabrooks PA. Brief self-efficacy scales for use in weight-loss trials: Preliminary evidence of validity. Psychol Assess. 2016 Oct;28(10):1255-1264. doi: 10.1037/pas0000249. Epub 2015 Nov 30.