Autoimmune response to U1 small nuclear ribonucleoprotein (U1 snRNP) associated with cytomegalovirus infection

Table 1 Autoantibodies associated with CMV serostatus in healthy adults

Autoantibody	CMV-positive group (n = 50)	CMV-negative group (n = 50)	P value
RNP
No. positive (%)^a	42 (84)	12 (24)	<0.0001
Mean OD ± SD	0.643 ± 0.187	0.406 ± 0.162	<0.0001
Sm
No. positive (%)^a	32 (64)	18 (36)	0.002
Mean OD ± SD	0.712 ± 0.484	0.505 ± 0.413	0.002
U1-70k^b
No. positive (%)^a	23 (46)	10 (20)	0.01
Mean OD ± SD	0.921 ± 0.216	0.698 ± 0.235	<0.0001

ISSN: 1478-6362