Table 2.

Demographic and clinical characteristics of the participants

	Content validity (n = 10)	Structural validity and reliability (n = 76)
Age (years); mean (SD)	58.7 (9.1)	60.5 (10.8)
Gender; males/females	1 (10%) / 9 (90%)	15 (20%) / 61 (80%)
Reason chronic hand condition
injury	-	2 (3%)
musculoskeletal disorder	7 (70%)	63 (83%)
neuromuscular disorder	3 (30%)	3 (4%)
neurological disorder	-	8 (11%)
Orthosis; unilateral/bilateral	7 (70%) / 3 (30%)	36 (47%) / 40 (53%)
Type of orthosis*
thumb orthosis	7 (54%)	40 (34%)
wrist orthosis	1 (8%)	35 (30%)
wrist-thumb orthosis	5 (38%)	41 (35%)
Wearing days per week*
6–7 days	6 (46%)	68 (59%)
4–5 days	2 (15%)	21 (18%)
2–3 days	4 (31%)	21 (18%)
1 day	1 (8%)	6 (5%)
Wearing time per day*
24 h	1 (8%)	4 (3%)
During daytime	3 (23%)	47 (41%)
During strenuous activities	8 (62%)	56 (48%)
Other (e.g. pain)	1 (8%)	9 (8%)

NOTE. Values are n (%), unless otherwise indicated. SD = standard deviation

* Based on the total number of orthoses worn by the participants