Differential impairments underlying decision making in anorexia nervosa and bulimia nervosa: a cognitive modeling analysis.

@article{Chan2014DifferentialIU,
  title={Differential impairments underlying decision making in anorexia nervosa and bulimia nervosa: a cognitive modeling analysis.},
  author={Trista Wai Sze Chan and Woo-Young Ahn and J Edward Bates and Jerome R. Busemeyer and Sebastien Guillaume and Graham W. Redgrave and Unna N. Danner and Philippe Courtet},
  journal={The International journal of eating disorders},
  year={2014},
  volume={47 2},
  pages={157-67}
}
OBJECTIVE This study examined the underlying processes of decision-making impairments in individuals with anorexia nervosa (AN) and bulimia nervosa (BN). We deconstructed their performance on the widely used decision task, the Iowa Gambling Task (IGT) into cognitive, motivational, and response processes using cognitive modeling analysis. We hypothesized that IGT performance would be characterized by impaired memory functions and heightened punishment sensitivity in AN, and by elevated… CONTINUE READING
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