| Rheumatoid arthritis | Ankylosing spondylitis | Psoriatic arthritis | Psoriasis | Other a | Total |
---|---|---|---|---|---|---|
Participants, n (% of total) | 191 (55.5%) | 43 (12.5%) | 44 (12.8%) | 35 (10.2%) | 31 (9.0%) | 344 (100%) |
   Patient, n (%) | 189 (99.0%) | 43 (100.0%) | 41 (93.2%) | 33 (94.3%) | 25 (80.6%) | 331 (96.2%) |
   Carer, n (%) | 2 (1.0%) | 0 (0.0%) | 2 (4.5%) | 1 (2.9%) | 1 (3.2%) | 6 (1.7%) |
   Parent, n (%) | 0 (0.0%) | 0 (0.0%) | 1 (2.3%) | 1 (2.9%) | 5 (16.1%) | 7 (2.0%) |
Sex | Â | Â | Â | Â | Â | Â |
   N [N missing] | 189 [2] | 43 [0] | 41 [3] | 33 [2] | 17 [14] | 323 [21] |
   Male, n (%) | 55 (29.1%) | 32 (74.4%) | 13 (31.7%) | 15 (45.5%) | 7 (41.2%) | 122 (37.8%) |
   Female, n (%) | 134 (70.9%) | 11 (25.6%) | 28 (68.3%) | 18 (54.5%) | 10 (58.8%) | 201 (62.2%) |
Age | Â | Â | Â | Â | Â | Â |
   N [N missing] | 189 [2] | 43 [0] | 41 [3] | 33 [2] | 17 [14] | 323 [21] |
   Mean (SD) | 56.0 (12.5) | 49.2 (12.3) | 50.5 (9.5) | 49.8 (11.0) | 42.1 (13.4) | 53.1 (12.6) |
   Range | 20.0-79.0 | 27.0-71.0 | 34.0-68.0 | 27.0-82.0 | 13.0- 68.0 | 13.0-82.0 |