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Table 3 Barratt Impulsive Scale (BIS-11) mean values, standard deviations and t values for all impulsiveness subscales in abstinent alcohol-dependent people (“abstainers”) and healthy individuals (“comparison group”)

From: Decision making and impulsiveness in abstinent alcohol-dependent people and healthy individuals: a neuropsychological examination

 

Abstainers (n = 40)

Comparison group (n = 40)

 

M (SD)

M (SD)

t value

Attention Impulsiveness

15.40(3.11)

13.83 (2.53)

2.48*

Motor impulsiveness

23.08 (4.69)

20.40 (3.55)

2.87**

Non-planning impulsiveness

25.08 (6.27)

21.80 (3.83)

2.82**

Total impulsiveness

63.55 (11.47)

56.03 (7.80)

3.43***

  1. M mean, SD standard deviation
  2. * p < .05; ** p < .01; *** p < .001.