Table 1.
Summary statistics of emotional intensity ratings performed for each of emotional labels content of each dynamic facial expression stimuli.
Fig 1.
Mean (± SE) EMG activity changes for zygomaticus major during presentation conditions moderated by sex.
Asterisks indicate significant differences from baseline EMG responses. *: p < 0.05. Asterisks with lines beneath indicate significant differences between conditions (simple effects) in EMG responses: **: p < 0.05.
Fig 2.
Mean (± SE) EMG activity changes for orbicularis oculi during presentation conditions.
Asterisks indicate significant differences from baseline EMG responses. *: p < 0.05, **: p < 0.01.
Table 2.
Correlation table of mean EMG responses between muscles in all presentation conditions.
Fig 3.
Mean (± SE) rating of emotional intensity of facial expressions for presentation conditions.
Asterisks indicate significant differences from baseline EMG responses. *: p < 0.05, ***: p < 0.001. Asterisks with lines beneath indicate significant differences between conditions (simple effects): *: p < 0.05, **: p < 0.05, ***: p < 0.001.