Qualitative process data
dementia
Sixteen participants from the first four fully implemented aftercare groups with different characteristics of the variables of age, education, and care burden (defined by the care level of the relative with dementia) were selected and asked to participate in two longitudinal telephone-based interviews at six-month intervals after completion of the six-month intervention (see Fig. We used a purposeful sampling strategy with the aim to select cases with maximum variation for the purpose of documenting unique or diverse variations that have emerged in adapting to different conditions and to identify important common patterns that cut across variations [The telephone-based focus group interview was conducted with the two moderators of the aftercare groups (see Fig. 