“…Differences between groups in characteristics such as gender, kin relationship (adult child versus spouse), socioeconomic status or employment status all have implications for the caregiver’s experience and could affect recruitment, retention and outcomes. For example, compared to daughters, caregivers who are wives who use ADS have provided care for a longer period before starting ADS use and show less improvement in subjective stress and positive emotion (Cho, Zarit, & Chiriboga, 2009; Kim, Zarit, Femia, & Savla, 2012). Likewise, characteristics of the person receiving care, such as type of disability or willingness to use services, can affect caregivers’ outcomes.…”