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Table 1 Frequency of autoantibodies in Mexican patients with systemic lupus erythematosus

From: High prevalence of autoantibodies to RNA helicase A in Mexican patients with systemic lupus erythematosus

  Total Anti-RHA (+) Anti-RHA (-)
Number of patients 62 14 48
RHA 23% (14/62)   
U1RNP 29% (18/62) 36% (5/14) 27% (13/48)
Sm 13% (8/62) 21% (3/14) 10% (5/48)
Anti-Sm (+) among anti-U1RNP (+) 44% (8/18) 60% (3/5) 38% (5/13)
Ribosomal P 8% (5/62) 14% (2/14) 6% (3/48)
Ro 39% (24/62) 29% (4/14) 42% (20/48)
La 8% (5/62) 0% (0/14) 10% (5/48)
Ku 6% (4/62) 14% (2/14) 4% (2/48)
Su 24% (15/62) 29% (4/14) 23% (11/48)
RNAP II 10% (6/62) 14% (2/14) 8% (4/48)
  1. Not significant between anti-RHA (+) and (-) groups for all specificities by Fisher exact test. RHA, RNA helicase A; RNAP II, RNA polymerase II.