Subgroup | Comparisons | Test of association | Test of heterogeneity | ||||
---|---|---|---|---|---|---|---|
OR | 95% CI | P value | Model | I2 | P value | ||
C versus T | |||||||
Population | Â | OR | 95% CI | P value | Model | I2 | P value |
Chinese | 2 | 1.424 | 0.730-2.776 | 0.300 | R | 83.3% | 0.015 |
Other | 2 | 0.949 | 0.764-1.179 | 0.636 | F | 69.9% | 0.068 |
Sample size | Â | Â | Â | Â | Â | Â | Â |
<300 | 1 | 2.020 | 1.333-3.063 | 0.001 | NA | NA | NA |
>300 | 3 | 0.968 | 0.804-1.165 | 0.733 | F | 41.8% | 0.179 |
CC versus TT | |||||||
Population | Â | OR | 95% CI | P value | Model | I2 | P value |
Chinese | 2 | 2.171 | 1.149-4.104 | 0.017 | F | 73.4% | 0.053 |
Other | 2 | 1.021 | 0.638-1.634 | 0.931 | F | 29.0% | 0.235 |
Sample size | Â | Â | Â | Â | Â | Â | Â |
<300 | 1 | 3.600 | 1.539-8.421 | 0.003 | NA | NA | NA |
>300 | 3 | 0.998 | 0.647-1.541 | 0.994 | F | 41.8% | 0.179 |
CC/CT versus TT | |||||||
Population | Â | OR | 95% CI | P value | Model | I2 | P value |
Chinese | 2 | 1.325 | 0.962-1.824 | 0.085 | F | 73.1% | 0.054 |
Other | 2 | 0.838 | 0.611-1.148 | 0.271 | F | 46.2% | 0.173 |
Sample size | Â | Â | Â | Â | Â | Â | Â |
<300 | 1 | 2.087 | 1.184-3.679 | 0.011 | NA | NA | NA |
>300 | 3 | 0.916 | 0.716-1.174 | 0.489 | F | 24.8% | 0.264 |