Anti-hnRNP B1 (RA33) Autoantibodies Are Associated with the Clinical Phenotype in Russian Patients with Rheumatoid Arthritis and Systemic Sclerosis

Table 2

Prevalence of anti-hnRNP B1 autoantibodies in sera of 397 patients with systemic autoimmune rheumatic diseases and 174 controls.

	RA; 𝑛=165	SPA; 𝑛=58	JCA; 𝑛=42	SSc; 𝑛=65	SLE; 𝑛=50	SS; 𝑛=17	SARD; 𝑛=397	HYI; 𝑛=52	BD; 𝑛=122	Controls; 𝑛=174
Positives,; >10 U/mL	24; (14.5%)	6; (10.3%)	1; (2.4%)	11; (16.9%)	4; (8.0%)	1; (5.9%)	47; (11.8%)	0; (0.0%)	2; (1.6%)	2; (1.1%)

HYI: hyperlipidemic individuals with high Framingham cardiovascular score; JCR: juvenile chronic arthritis; 𝑛: number; RA: rheumatoid arthritis; SLE: systemic lupus erythematosus; SPA: spondyloarthropathy; SS: Sjögren’s syndrome; SSc: systemic sclerosis.