From: Lack of association between sCTLA-4 levels in human plasma and common CTLA-4 polymorphisms
 |  | sCTLA-4 | Pos (N = 28) | sCTLA-4 | Neg (N = 53) |
---|---|---|---|---|---|
Polymorphisms | Genotypes | Observed | Expected | Observed | Expected |
 | AA | 8 | 6 | 12 | 12 |
CT60 | AG | 12 | 14 | 28 | 26 |
 | GG | 8 | 8 | 13 | 15 |
 | AA | 11 | 11 | 26 | 22 |
+49 A/G | AG | 14 | 13 | 21 | 24 |
 | GG | 3 | 4 | 6 | 7 |
 | CC | 23 | 23 | 50 | 44 |
-318 C > T | CT | 4 | 5 | 2 | 8 |
 | TT | 1 | < 1 | 1 | < 1 |
 | TT | 20 | 20 | 38 | 38 |
IVS1 +173 T/C | TC | 8 | 8 | 20 | 15 |
 | CC | < 1 | < 1 | < 1 | < 1 |