GABRA2 genotype, impulsivity, and body mass.

ABSTRACT:

Background

The goal of this study was to test a hypothesis associating impulsivity with an elevated body mass index (BMI).

Methods

To this end, we examined associations of BMI with putative genetic, neurophysiological, psychiatric, and psychological indicators of impulsivity in 78 women and 74 men formerly dependent on alcohol or drugs. A second analysis was designed to test the replicability of the genetic findings in an independent sample of 109 women and 111 men with a similar history of substance dependence.

Results

The results of the first analysis showed that BMI was positively correlated with Total and Nonplanning Scale Scores on the Barratt Impulsiveness Scale and the number of childhood symptoms of Attention-Deficit/Hyperactivity Disorder in women. It was als

SUBMITTER: Bauer LO 

PROVIDER: S-EPMC3773931 | biostudies-literature | 2012 Sep-Oct

REPOSITORIES: biostudies-literature