Table 3.

Summary of intervention components by trial arm

Intervention component	Control arm	Experimental arm
Script training	Required	Optional
Word retrieval cuing hierarchy	Required	Optional
PPA “basics” educational video	Required	Required
Personalized communication strategy education and training	Not allowed	Required
Communication Bridge™ web application home practice activities	Required. Self-paced.	Required. Self-paced.
Personalized training stimuli for both synchronous and home practice activities.	Not allowed	Required
Therapeutic activities tailored to participant GAS goals	Not allowed	Required
Collaborative problem solving/counseling around barriers to communication participation	Not allowed	Required

Optional components are incorporated based on participant preference and whether the prescribed intervention approach is aligned with the participants’ GAS goals