Table 2.
Genotype and allele frequencies of CYR61 (T → G) gene polymorphism in fracture nonunion patients and healthy controls.
| CYR61 (T → G) genotyping | Cases (n = 250) | Controls (n = 250) | P value | Odds ratio | 95% CI | Chi-square |
|---|---|---|---|---|---|---|
| TT | 104 (41.6%) | 136 (54.4%) | — | — | — | — |
| TG | 123 (49.2%) | 98 (39.2%) | 0.010∗ | 1.64 | 1.13–2.37 | 6.50 |
| GG | 23 (9.20%) | 16 (6.40%) | 0.099 | 1.88 | 0.94–3.73 | 2.70 |
| TG + GG | 146 (58.4%) | 114 (45.6%) | 0.005∗ | 1.67 | 1.17–2.38 | 7.70 |
| T | 331 (66.2%) | 370 (74.0%) | — | — | — | — |
| G | 169 (33.8%) | 130 (26.0%) | 0.008∗ | 1.45 | 1.10–1.90 | 6.88 |
∗Significant value.