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. Author manuscript; available in PMC: 2017 Jul 1.
Published in final edited form as: Addict Biol. 2015 Apr 22;21(4):954–961. doi: 10.1111/adb.12253

Figure 1. N-back task accuracy as a function of working memory load, nicotine administration and smoking.

Figure 1

A main effect of PATCH (p < .001) was characterized by greater accuracy when smokers were wearing a nicotine (shaded in blue) as compared to placebo (shaded in orange) patch, irrespective of smoking behavior. See text for additional statistical details and the online Supplement for means and SDs.