Table 1 Participant characteristics
Psychiatric patients with clinically significant health anxiety | Psychiatric patients without clinically significant health anxiety | Healthy volunteers | |
|---|---|---|---|
n = 471 | n = 1258 | n = 85 | |
Female, n (%) | 311 (66%) | 766 (61%) | 49 (58%) |
Age, M (SD), range | 35.4 (11.0), 16–81 | 33.9 (11.4), 16–83 | 40.6 (12.0), 20–64 |
Married or de facto n (%) | 391 (83%) | 733 (58%) | 64 (75%) |
University studies or equivalent n (%) | 345 (73%) | 830 (66%) | 68 (80%) |
Employment n (%) | |||
Employed | 374 (79%) | 880 (70%) | 69 (81%) |
Student | 72 (15%) | 252 (20%) | 6 (7%) |
Other | 25 (5%) | 126 (10%) | 10 (12%) |
Psychotropic medication n (%) | 292 (62%) | 776 (62%) | 0 (0%) |
Diagnosis n (%) | |||
Clinically significant health anxiety | 471 (100%) | 0 (0%) | 0 (0%) |
Major depressive disorder | 72 (15%) | 631 (50%) | 0 (0%) |
Panic disorder | 82 (17%) | 317 (25%) | 0 (0%) |
Social anxiety disorder | 37 (8%) | 640 (51%) | 0 (0%) |
Generalized anxiety disorder | 62 (13%) | 114 (9%) | 0 (0%) |
Duration principal diagnosis n (%) | |||
< 1 year | 48 (10%) a | 137 (11%)b | NA |
1–5 years | 109 (23%) a | 294 (24%) b | NA |
6–10 years | 85 (18%) a | 178 (14%) b | NA |
> 10 years | 225 (48%) a | 620 (50%) b | NA |
Symptom scales M (SD) | |||
SHAI-14 | 30.0 (5.5) | 13.3 (7.6) | 6.2 (3.5) |
MADRS-S | 17.3 (7.1)c | 21.1 (8.2) | 4,0 (3,6) |
PDSS-SR | 8.0 (5.4)d | 5.9 (5.7) e | 0.2 (0.8) |
LSAS-SR | 27.4 (22.5)f | 54.5 (30.1) g | NA |
WHODAS 2.0 | 18.1 (12.1) h | 26.1 (14.8) | NA |
Severity rating n (%) | |||
CGI-S = 1 | 0 (0%) | 0 (0%) | NA |
CGI-S = 2 | 24 (5%) i | 29 (2%) j | NA |
CGI-S = 3 | 206 (45%) i | 398 (32%) j | NA |
CGI-S = 4 | 179 (39%) i | 611 (49%) j | NA |
CGI-S = 5 | 46 (10%) i | 183 (15%) j | NA |
CGI-S = 6 | 6 (1%) i | 21 (2%) j | NA |
CGI-S = 7 | 0 (0%) | 0 (0%) | NA |