Association of Measles Virus with Rheumatoid Arthritis

Article Figures & Data

Table 1.

Group characteristics.

Feature	Total Group	Positive Antibody (manufacturer method; positive and indeterminate)	Negative Antibody (manufacturer method; positive and indeterminate)	Positive Antibody (modified method; positive and indeterminate)	Negative Antibody (modified method; positive and indeterminate)
No.	50	24	26	13	37
Male/female	13/37	7/17	6/20	2/11	9/28
Age, mean yrs	57	57	56	57.5	56
Age at onset of RA, yrs	49	49	48	48	49
History of smoking (+/total)	10/43	5/19	5/24	1/13	9/37
Erosions (+/total)	9/41	3/17	6/24	2/13	7/37
ESR, mean mm/h	22	22	22	23.7	21.5
CRP, mean mg/dl	6.8	6.9	6.8	7.5	6.6
Anti-CCP, mean U	6	7.5	5.3	3.4	5.5
Therapy
Prednisone	15	9	6	5	10
Plaquenil	12	5	7	4	8
Methotrexate	18	7	11	7	11
Anti-TNF	17	6	11	4	13