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. 2015 May 5;3:e941. doi: 10.7717/peerj.941

Figure 6. Heart rate (HR) tended to decline more in alcoholics in response to the encoded faces than in nonalcoholics.

Figure 6

Bar height indicates beats per minute (BPM). Data are presented for alcoholic participants (ALC, in red) and nonalcoholic participants (NC, in blue), split by gender. The asterisk indicates a significant difference, and error bars represent standard error. No significant interactions were identified.