|
Trait
|
Cluster 2
|
Cluster 3
|
Cluster 4
|
Cluster 5
|
|---|
|
Rheumatoid arthritis (% affected)
|
44.4
|
99.1
|
99.8
|
100
|
|
Anti-CCP
|
*a
|
52.3
|
124.83
|
127.83
|
|
Rheumatoid factor
|
*
|
33
|
1112,3
|
1382,3
|
|
Joint alignment and motion score
|
*
|
5
|
21.53
|
652,3,4
|
|
Age at onset (median)
|
36
|
422,5
|
402,5
|
32
|
|
Female (%)
|
69.1
|
74.7
|
74.1
|
84.5
|
|
BMI (median)
|
24.0
|
26.65
|
25.1
|
24.8
|
|
Subcutaneous nodules (%)
|
16.3
|
22.4
|
54.4
|
68.0
|
|
R/L hand erosions (%)
|
*
|
73.5
|
100
|
100
|
|
Severity R/L hand (5-point scales)
|
*
|
2
|
33
|
52,3,4
|
|
Tender joint count
|
*
|
4
|
63
|
63
|
|
Swollen joint count
|
*
|
5
|
83
|
83
|
- Superscripts indicate clusters compared to which the column cluster is significantly higher. For example, the JAM score for Cluster 5 is significantly higher than Clusters 2, 3, and 4.
- *a, Data are missing for the majority of this cluster.
