Table 4.

Polar coordinate analysis results corresponding to response to interaction as the focal behavior

Code	Quadrant	Ratio	Radius	Angle	SD radius	SD angle	Angle range		nº participants
	Session 2
	IQV > 90
LLI	IV	− 0.44	2.29	346.46	0.59	8.91	334.16	357.84	9
LLI	I	0.09	1.69	16.60	0.60	21.75	0.11	52.63	5
FUNC	I	0.50	2.29	29.81	–	–	–	–	1
FUNC	II	0.95	2.00	108.58	–	–	–	–	1
HLI	II	0.75	2.05	131.60	–	–	–	–	1
IN	III	− 0.71	2.50	225.17	–	–	–	–	1

Code	Quadrant	Ratio	Radius	Angle	SD radius	SD angle	Angle range		nº participants
	Session 10
	IQV > 90
LLI	IV	− 0.43	2.58	345.73	0.47	8.18	334.43	356.59	5
	IQV < 90
LLI	IV	− 0.08	2.47	355.81	0.66	0.23	355.64	355.81	2
CONVG	II	0.75	2.28	131.72	–	–	–	–	1

LLI low-level interaction, FUNC functional communication, HLI high level interaction, IN initiations of interaction, NOEC looking without eye contact, CONVG conventional gestures