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. Author manuscript; available in PMC: 2022 Jan 30.
Published in final edited form as: Psychiatry Res Neuroimaging. 2020 Dec 13;307:111237. doi: 10.1016/j.pscychresns.2020.111237

Table 3.

Differences in Brain Measures for Emotional Facial Expressions and Shapes

t(21) p-value δRM 95% CI
LL UL
Early LPP
 Fear vs. Neutral 4.19* < .001 .99 .73 2.16
 Fear vs. Happy 3.67* .001 .80 .80 2.91
 Neutral vs. Happy .85 .41 .18 −.60 1.43
 Fear vs. Shapes 4.58* < .001 .98 2.68 7.14
 Neutral vs. Shapes 3.40* .003 .74 1.35 5.59
 Happy vs. Shapes 2.84 .01 .61 .82 5.29
Late LPP
 Fear vs. Neutral 1.38 .18 .29 −.40 1.98
 Fear vs. Happy 3.02 .006 .65 .62 3.38
 Neutral vs. Happy 2.11 .05 .45 .02 2.40
 Fear vs. Shapes 6.50* < .001 1.39 4.64 9.01
 Neutral vs. Shapes 5.78* < .001 1.23 3.86 8.21
 Happy vs. Shapes 4.82* < .001 1.03 2.74 6.91
Early vs. Late LPP
 Fear 5.12* < .001 1.15 1.68 3.99
 Neutral 6.55* < .001 1.04 2.03 3.93
 Happy 4.83* < .001 1.43 1.24 3.12
 Shapes 7.29* < .001 1.69 3.39 6.11

Note. LPP = late positive potential; CI = confidence interval; LL = lower limit, UL = upper limit;

*

denotes significant p-value after correcting for multiple comparisons (p ≤ .003).