Table 6. Interaction effect between communication level and condition.

*p <0.05

	Coefficient	Chisq	p-value
Communication attempts – Intentional: indoor	10.652	7.5275	0.0364*
Communication attempts – Functional: indoor	11.287	2.5289	0.3353
Intentional – Functional: indoor	0.635	0.0103	0.9860
Communication attempts – Intentional: outdoor	2.382	0.4326	0.9860
Communication attempts – Functional: outdoor	2.279	0.0932	0.9860
Intentional – Functional: outdoor	-0.103	0.0003	0.9860