Table 1 Participant characteristics in the various phases of the study

Gender

Age (mean (SD), range

Focus group 1a

9

5 male, 4 female

62 (± 7), 55–71

Focus group 1b

7

2 male, 5 female

60 (± 6), 51–67

Focus group 2a

6

2 male, 4 female

60 (± 10), 53–75

Focus group 2b

4

1 male, 3 female

63 (± 7), 56–71

Gender

Age (mean (SD), range

Qualitative

5

2 male, 3 female

41 (± 11), (26–54)

Interviews with

Years of practice

Years working with OA patients

Physiotherapists

1 (1–5 years)

1 (1–5 years)

2 (10–20 years)

2 (10–20 years)

2 (20 + years)

2 (20 + years)

Gender

Age (mean (SD), range

User trial

7

3 male, 4 female

63 (± 8), 49–71

Gender

Age (mean (SD), range

Think-aloud session

6

3 male, 3 female

61 (± 9), 55–71