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. Author manuscript; available in PMC: 2017 Dec 1.
Published in final edited form as: Psychoneuroendocrinology. 2016 Aug 31;74:149–157. doi: 10.1016/j.psyneuen.2016.08.028

Table 1.

Total number of videos in each expression category that were viewed by the subjects in each treatment group. A Chi-square analysis showed no difference in the number of expression videos analyzed for each treatment group, X2(8) = 2.34, p= 0.67.

Treatment Group
Expression Type Placebo High-freq OT Low-freq OT
Neutral 17 20 27
Lipsmack 20 25 21
Threat 22 19 25