Three semantic differential items measure a woman's intention to get a mammogram and her belief in its effectiveness for early detection of breast cancer.
7-point semantic differential
Full scale items shown. Always cite the original source when using this scale in research.
Origin not stated by Keller, Lipkus, and Rimer (2003). Alpha .86. The third item blends attitude (effectiveness belief) with intention—researchers may wish to use items 1 and 2 as a purer intention measure.
Keller, P. A., Lipkus, I. M., & Rimer, B. K. (2003). Affect, framing, and persuasion. Journal of Marketing Research, 40(1), 54–65.
Free access to 2455+ psychometric scales at PsychScales