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. Author manuscript; available in PMC: 2010 Mar 9.
Published in final edited form as: J Clin Exp Neuropsychol. 2008 Dec 3;31(2):170–179. doi: 10.1080/13803390802360526

Table 5. Iowa Scales of Personality Development.

1 2 3 4 5 6 7
Anxiety 3 2 5 1 4 3 5
Impulsivity 6 4 7 7 7 6 3
Emotional instability 5 7 7 7 7 6 4

Note: Each trait is rated on a 7-point scale, with 1 indicating the lowest level of that characteristic (i.e., less than what is characteristic of the hypothetical “average” or typical person) and 7 indicating the highest, most severely disturbed level.