Table 2

Antibody characteristics of 10 patients with erosive systemic lupus erythematosus

Patient		Deforming erosive arthritis		RF titre		Anti-RA33 status	Anti-citrulline status	HLA-D status
Patient		Minor	Major	RF titre		Anti-RA33 status	Anti-citrulline status	HLA-D status
1		Yes	1/160	Positive	Positive	3, 4
2		Yes	1/5120	Positive	Negative	3
3		Yes	1/80	Negative	Negative	7
4		Yes	1/640	Positive	Negative	2, 7
5		Yes	Negative	Positive	Negative	3, 4
6		Yes	Negative	Negative	Negative	3, 4
7		Yes	1/640	Positive	Negative	1, 10
8		Yes	Negative	Positive	Negative	2, 3
9	Yes		Negative	Negative	Negative	3, 5
10	Yes		1/80	Negative	Positive	1, 4