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. 2015 Apr 7;6:391. doi: 10.3389/fpsyg.2015.00391

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Copyright © 2015 Bull, Tippett and Addis.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Plots of group data (N = 50) for the Iowa Gambling Task. (A) Mean net score by block (secondary axis displays absolute mean net score for comparison with previous literature). (B) Mean proportion of choices by deck for each 100-trial epoch. (C) Mean proportion of choices by block for each deck (error bars omitted for clarity). (D) Mean proportion of switches by block. Error bars show standard error of the mean. Vertical dashed line demarcates trials 1–100 and 101–200, where relevant. Horizontal dashed line indicates the level at which the number of choices from bad decks was equal to the number of choices from good decks (A), or chance selection (B,C).