Table 4

Frequency of autoantibodies in low IgG anti-cytomegalovirus (CMV) patients versus high IgG anti-CMV patients

Low IgG anti-CMV (<200 units)

High IgG anti-CMV (>200 units)

n

7

54

U1RNP

0% (0/7)

35% (19/54)*

Sm

0% (0/7)

11% (6/54)

Ribosomal P

0% (0/7)

9% (5/54)

RNA helicase A

0% (0/7)

24% (13/54)

Ro

14% (1/7)

41% (22/54)

La

0% (0/7)

11% (6/54)

Ku

0% (0/7)

7% (4/54)

Su

14% (1/7)

28% (15/54)

Any of the above

28% (2/7)

81% (44/54)^†

*P = 0.0875, ^†P = 0.0077 by Fisher's exact test.

Palafox Sánchez et al. Arthritis Research & Therapy 2009 11:R27   doi:10.1186/ar2621