IgG1 | IgG2 | IgG3 | IgG4 | |
---|---|---|---|---|
RA, rheumatoid arthritis; Crys, crystal induced arthritis; OA, osteoarthritis; NS, normal serum. | ||||
RA (n = 37) | 2.7 | 2.7 | 21.6 | 35.1 |
Crys (n = 12) | – | 58.3 | 8.3 | – |
Reiter’s syndrome (n = 6) | – | – | – | 66.6 |
OA (n = 12) | – | 33.3 | – | – |
NS (n = 21) | – | 4.8 | 4.8 | 4.8 |