From: Biomarkers of oxidant stress, insulin sensitivity and endothelial activation in rheumatoid arthritis: a cross-sectional study of their association with accelerated atherosclerosis
age (years)
controls
RA patients
p value
< 50
0/8 (0%)
2/13 (15%)
ns
50–59
6/26 (23%)
10/19 (53%)
0.042
> 60
8/14 (57%)
7/14 (50%)
all subjects
14/48 (29%)
19/46 (41%)