Table 1.

Descriptive summary statistics of dependent variables

Dependent variable	Neutral				Amusement				Fear
	Social		Alone		Social		Alone		Social		Alone
	mean	SD	mean	SD	mean	SD	mean	SD	mean	SD	mean	SD
AU intensity (score 1–5)	0.20	0.19	0.18	0.19	0.30	0.22	0.27	0.22	0.25	0.20	0.22	0.24
Gesture use (binary)	0.10	0.30	0.03	0.16	0.29	0.45	0.17	0.38	0.35	0.48	0.19	0.39

Note. AU scores are summarized from Tables S5 (see “output” folder on our GitHub page); gestures are summarized from alone.txt and social.txt (see “input” folder on our GitHub page). Results on AU activity can be found in Table S7.