From: Association of PTPN22 1858 single-nucleotide polymorphism with rheumatoid arthritis in a German cohort: higher frequency of the risk allele in male compared to female patients
CT
CT and TT
OR for CT and TT (95% CI)
RF+ (n = 291)
34.7 (101)
38.8 (113)
2.67a (1.88–3.79)
RF- (n = 99)
29.3 (29)
35.4 (35)
2.3a (1.42–3.72)
CCP+ (n = 193)
34.7 (67)
38.3 (74)
2.62a (1.78–3.86)
CCP- (n = 65)
35.4 (23)
38.5 (25)
2.63a (1.52–4.56)