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. Author manuscript; available in PMC: 2019 Apr 1.
Published in final edited form as: Biol Psychiatry. 2017 Oct 13;83(7):618–628. doi: 10.1016/j.biopsych.2017.10.004

Table 1.

Steady-state visual evoked potential (ssVEP) amplitude (means and standard deviations) by facial expression for Control, Social Anxiety and Panic Disorder with Agoraphobia Groups

Facial Expression Control Principal Social Anxiety: Circumscribed Principal Panic Disorder with Agoraphobia (PDA) Principal Social Anxiety: Generalized
(n=17) (n=21) (n=25) (n=42)
Neutral 0.24 (0.14) 0.24 (0.21) 0.28 (0.21) 0.22 (0.14)
Happy 0.23 (0.13) 0.24 (0.23) 0.28 (0.24) 0.23 (0.13)
Fearful 0.24 (0.13) 0.29 (0.25)a 0.29 (0.24) 0.22 (0.13)
Angry 0.25 (0.14) 0.28 (0.22) 0.27 (0.22) 0.22 (0.13)
a

=within-group comparison to neutral is significant at p< .05. No pairwise between-group comparisons were significant.