Table 1 Inclusion criteria for co-researchers

- 18 or older (no upper limit)

- Experience as a client of long-term elderly care (residential or home care), mental health care, or care for intellectual disabilities

- Receiving care for at least three months

- Able to communicate verbally in Dutch

- Able to generalise from their own experiences

- Able to hold a conversation

- Able to read and write at a basic level

- A fairly stable health situation

- Able to travel short distances