Barratt Impulsivity Scale
Encyclopedia
The Barratt Impulsiveness Scale (BIS) is one of the oldest and most widely used measures of impulsive
Impulsive
Impulsive may refer to:*Impulsive *Impulsivity*Impulsion*Impulse function...

 personality traits.

The BIS-11 includes 30 items which may be scored to yield six first-order (attention
Attention
Attention is the cognitive process of paying attention to one aspect of the environment while ignoring others. Attention is one of the most intensely studied topics within psychology and cognitive neuroscience....

, motor, self-control, cognitive complexity, perseverance
Perseverance
Perseverance may refer to:* Perseverance , a card game* Perseverance , American fighter Brock Lesnar* Perseverance...

, and cognitive instability impulsiveness) and three second-order factors (attentional, motor, and non-planning impulsiveness).

The Barratt Impulsiveness Scale is the most widely used self-report measure of impulsive personality traits. As of June 2008, ISI Web of Knowledge tallied 457 journal citations of the 1995 article which defined the factor structure of the 11th version of the Barratt Impulsiveness Scale. Although initially developed in the United States of America, the BIS-11 has been applied widely around the world, including citations from Australia, Belgium, Brazil, Canada, China, Estonia, France, Germany, Greece, Israel, Italy, Japan, Korea, Netherlands, Scotland, Spain, Switzerland, Taiwan, Turkey and United Kingdom.

The first version of the scale, the BIS-1, was released in 1959. The second version, the BIS-11, was released in 1995.

Scoring

The BIS-11 is a 30-item self-report questionnaire, that is scored to yield a total score, three second-order factors, and six first-order factors. The questions are published in the 1995 references article. The following is a list of the items contributing to each factor score.
Second-order Factors Item Content
Attentional: 6, 5, 9*, 11, 20, 24, 26, 28
Motor: 2, 3, 4, 16, 17, 19, 21, 22, 23, 25, 30*
Nonplanning: 1*, 7*, 8*, 10*, 12*, 13*, 14, 15*, 18, 27, 29*

First-order Factors Item Content
Attention: 5, 9*, 11, 20, 28
Motor: 2, 3, 4, 17, 19, 22, 25
Self-Control: 1*, 7*, 8*, 12*, 13*, 14
Cognitive Complexity: 10*, 15*, 18, 27, 29*
Perseverance: 16, 21, 23, 30*
Cognitive Instability: 6, 24, 26


Items are scored 1, 2, 3, or 4 and summed within factor
  • indicates reversed items, which are scored 4, 3, 2, 1

Validity

Patton et al. (1995) report internal consistency coefficients for the BIS-11 total score that range from 0.79 to 0.83 for separate populations of under-graduates, substance-abuse patients, general psychiatric patients, and prison inmates.
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