Table 2 Allelic and genotypic distribution of BAFF -871T/C among patients with early rheumatoid arthritis, undifferentiated arthritis, and controls
BAFF -871T/Caia | Early RA | UA | Controls | P value | Odds ratio (95% CI) | P value | Odds ratio (95% CI) |
|---|---|---|---|---|---|---|---|
Allele frequencies | n = 1,112 | n = 260 | n = 180 | Early RA versus UA | Early RA versus controls | ||
-871C (%) | 603 (54) | 146 (56) | 90 (50) | NS | 1.00 (0.77–1.30) | NS | 1.18 (0.86–1.62) |
-871T (%) | 509 (46) | 114 (44) | 90 (50) | ||||
Genotype frequencies | n = 556 | n = 130 | n = 90 | ||||
CC (%) | 171 (31) | 43 (33) | 21 (23) | NS | 1.02 (0.68–1.53) CC versus CT and TT | NS | 1.46 (0.87–2.46) CC versus CT and TT |
CT (%) | 261 (47) | 60 (46) | 48 (54) | ||||
TT (%) | 124 (22) | 27 (21) | 21 (23) | NS | 1.02 (0.66–1.60) TT versus CT and CC | NS | 0.94 (0.56–1.60) TT versus CT and CC |