Table 3.

Feasibility outcome measures.

Feasibility outcome	Assessment measure	Success criteria	Time point
Recruitment	Number of consented participants relative to the total number of eligible patients approached for consent	Recruitment rate of ≥30%	During study period
Retention	Number of participants who complete the final study assessment relative to the total number of participants enrolled and randomized	Retention rate of ≥80%	During study period
Adherence	Percentage of completion of physical and cognitive training intervention components according to training logs and BrainHQ records	Intervention adherence of ≥75%	During study period
Safety	Adverse events reported via exercise training logs and weekly check-in sessions	No study-related adverse events	During study period
Satisfaction	Participant satisfaction survey	≥80% reporting above-average or excellent satisfaction on a Likert scale	Weeks 1, 4, and 8