The AIM is a self-administered, 40-item, Likert scale questionnaire designed to measure the strength or weakness with which one experiences both positive and negative emotions. The questionnaire provides scores for the following scales: Negative Intensity, Positive Intensity, Negative Affectivity, and Positive Affectivity. Items are rated on a six-point scale: 1-Never, 2-Almost Never, 3-Occasionally, 4-Usually, 5-Almost Always, 6-Always.
Domains Assessed: Depression and Mood
References: Larsen RJ.; Diener E.; Emmons RA. (1986) Affect intensity and reactions to daily life events. Journal of Personality and Social Psychology, 51, 803–814.