Table 1

Genotype frequencies and RA susceptibility

Gene
SNP
Genotypes
RA (n [%])
Controls (n [%])
OR (95% CI)
P value

IL-13
rs1800925
TT
26 (2.9)
26 (2.8)
1.0 (0.6–1.9)
0.9


CT
271 (29.9)
276 (29.6)
1.0 (0.8–1.3)
0.9


CC
608 (67.2)
631 (67.6)
1.0


rs1295686
TT
26 (3.0)
31 (3.3)
0.9 (0.5–1.6)
0.7


CT
251 (29.3)
283 (30.4)
0.9 (0.8–1.2)
0.6


CC
580 (67.7)
617 (66.3)
1.0

IL-4
rs2227284
AA
56 (6.1)
47 (4.9)
1.2 (0.8–1.9)
0.3


AC
316 (34.6)
349 (36.7)
0.9 (0.8–1.1)
0.4


CC
541 (59.3)
554 (58.3)
1.0


rs2243263
CC
8 (0.9)
6 (0.6)
1.4 (0.4–4.8)
0.6a


GC
146 (16.4)
166 (17.9)
0.9 (0.7–1.2)
0.4


GG
738 (82.7)
753 (81.4)
1.0


rs2243267
CC
18 (2.0)
17 (1.8)
1.1 (0.5–2.3)
0.8a


CG
218 (24.0)
205 (22.2)
1.1 (0.9–1.4)
0.4


GG
672 (74.0)
702 (76.0)
1.0

IL-4R
rs1805010
GG
198 (21.8)
200 (21.3)
1.2 (0.9–1.5)
0.2


AG
460 (50.7)
438 (46.6)
1.3 (1.0–1.6)
0.03


AA
250 (27.5)
301 (32.1)
1.0


rs1801275
AA
38 (4.2)
41 (4.3)
1.0 (0.6–1.6)
1.0


AG
316 (34.6)
302 (32.0)
1.1 (0.9–1.4)
0.2


GG
558 (61.2)
601 (63.7)
1.0


aFisher's exact test. CI, confidence interval; OR, odds ratio; RA, rheumatoid arthritis.

Marinou et al. Arthritis Research & Therapy 2008 10:R80   doi:10.1186/ar2454