Meta-Analytic Evidence for a Reversal Learning Effect on the Iowa Gambling Task in Older Adults.

Direct evidence from the 8 studies reporting negative net scores (Bakos et al., 2008 ; Wagner et al., 2009 ; Ottaviani and Vandone, 2011 ; Bertoux et al., 2013 ; Auzou et al., 2014 ; Evens et al., 2015 ; Schiebener and Brand, 2016 ) may help to identify relevant individual differences implicated in IGT performance, since the moderators systematically reported in the literature failed to achieve significance in our meta-analysis.

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Moderation analysis None of the moderators described below approached significance, indicating that the heterogeneity between studies is not explained by increased age, differences in years of education or proportion of females.

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