Association of CCR3 T51C with asthma
| No. of cases | Genotype | Allele | OR (95% CI) | χ2 | p-value | ||||
| TT | TC | CC | T | C | |||||
| Japanese population | |||||||||
| Control | 181 | 168 | 13 | 0 | 349 | 13 | |||
| Asthma | 210 | 190 | 20 | 0 | 400 | 20 | 1.35 (0.66–2.74) | 0.67 | 0.478 |
| Mild | 67 | 62 | 5 | 0 | 129 | 5 | 1.04 (0.36–2.98) | 0.01 | 0.999 |
| Moderate – severe | 143 | 127 | 15 | 0 | 271 | 15 | 1.49 (0.70–3.17) | 1.07 | 0.334 |
| British population | |||||||||
| Control | 92 | 78 | 14 | 0 | 170 | 14 | |||
| Asthma | 142 | 101 | 36 | 5 | 238 | 46 | 2.35 (1.27–4.34) | 7.37 | 0.007 |
| Mild | 38 | 27 | 10 | 1 | 64 | 12 | 2.28 (1.02–5.10) | 4.00 | 0.067 |
| Moderate – severe | 104 | 74 | 26 | 4 | 174 | 34 | 2.37 (1.25–4.51) | 6.34 | 0.009 |
OR: odds ratio; CI: confidence intervals; χ2: Chi-squared
allele C versus allele T