From: Quantification of hand muscle volume and composition in patients with rheumatoid arthritis, psoriatic arthritis and psoriasis
Pso (n = 101)
PsA (n = 137)
RA (n = 92)
male
female
n
63
38
61
76
41
51
Age (y)
48 ± 12
54 ± 15
56 ± 14
56 ± 11
62 ± 12
60 ± 14