Table 2 Spillover Study (Aim 2) Data Collection Methods for Caregivers

Burden of Care; Daily Functioning; Coping;

Social Support;

Emotion Regulation;

Anxiety, Depression; Quality of Life

Assess reduced caregiver burden and improvement in mental health

Quantitative

• Survey (baseline, 8-mo)

• WHO Disability Assessment Schedule (WHO-DAS)

• Brief COPE scale

• Multidimensional Scale of Perceived Social Support;

• Hopkins Symptom Checklist

• Burden Assessment Scale

• Conflict Tactics Scale

• WHO Health Related Quality of Life-Inventory BREF

• Difficulties in Emotion Regulation Scale (DERS)

Process of Spillover and Experience of cohabitating primary caregivers

Qualitative

• Key informant interviews

• Probes: what was experience of having index participant in the YRI? How did this affect household members emotions and behaviors? How did this affect sense of burden?

Core Metrics of Context; Evaluation; Scale-up; Penetration; Costs

Assess implementation outcomes

Quantitative

• Survey (baseline, 8-mo)

• Daily Functioning scores (WHODAS)

• Mental Health scores (WHO-5)

• Cost-effectiveness analysis

• Proportion in caregivers exposed to innovation

• Frequency of contact with key stakeholders