Demographic variables
| | | |
Mean age, years (SD)
|
62 (11)
|
67 (10)
|
<0.001a
|
Percentage females
|
72
|
58
|
0.02a
|
RA related variables
| | | |
Median disease duration, years (IQ range)
|
7.7 (5–11)
|
10.6 (8–13)
|
<0.001a
|
Percentage IgM-RF positive
|
70
|
82
|
0.05a
|
Percentage erosive patients
|
80
|
92
|
0.02a
|
Median number of used DMARDs (IQ range)
|
2 (2–3)
|
3 (1–3)
|
0.01a
|
Percentage DMARD naive patients
|
3
|
10
|
0.002a
|
Percentage never SSZ, HCQ or MTX
|
5
|
17
|
<0.001a
|
Percentage SSZ ever
|
78
|
65
|
0.02a
|
Percentage HCQ ever
|
40
|
38
|
0.67
|
Percentage MTX ever
|
72
|
44
|
<0.001a
|
Percentage prednisone ever
|
31
|
25
|
0.32
|
CVD related variables
| | | |
Percentage smoking ever
|
64
|
65
|
0.83
|
Percentage hypertension
|
19
|
49
|
<0.001a
|
Percentage diabetes
|
5
|
10
|
0.14
|
Percentage hypercholesterolemia
|
2
|
21
|
<0.001a
|