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Table 2 The fraction of samples positive for RF-IgM, Anti-CCP, and GPI in RA and OA serum

From: Exogenous IFN-beta regulates the RANKL-c-Fos-IFN-beta signaling pathway in the collagen antibody-induced arthritis model

Group

RF-IgM(+/-)

Anti-CCP(+/-)

GPI(+/-)

RA serum (n = 22)

17/5*

15/7**

14/8**

OA serum (n = 13)

4/9*

0/13**

2/11**

  1. RF-IgM: rheumatoid factor-IgM; Anti-CCP: anti-cyclic citrullinated peptide antibody; GPI: glucose-6-phosphate isomerase antibodies; RA: rheumatoid arthritis; OA: osteoarthritis. *: P <0.05, **: P <0.01.