Number of CAG repeats | Present study | Japanese | Indian | Czech | Combined Population | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Frequency | Frequency | χ2 | P | Frequency | χ2 | P | Frequency | χ2 | P | Frequency | χ2 | P |
>27 | 0.28 | 0.21 | 3.683 | 0.055 | 0.12 | 42.045 | 0.000 | 0.09 | 27.663 | 0.000 | 0.17 | 8.616 | 0.003 |
>28 | 0.19 | 0.11 | 6.788 | 0.009 | 0.08 | 29.060 | 0.000 | 0.04 | 21.956 | 0.000 | 0.11 | 10.341 | 0.001 |
>29 | 0.13 | 0.07 | 5.869 | 0.015 | 0.04 | 28.517 | 0.000 | 0.04 | 11.836 | 0.001 | 0.08 | 5.264 | 0.002 |
>30 | 0.10 | 0.05 | 4.342 | 0.037 | 0.03 | 22.329 | 0.000 | 0.03 | 8.499 | 0.004 | 0.07 | 3.192 | 0.074 |
>31 | 0.07 | 0.05 | 1.332 | 0.248 | 0.02 | 14.120 | 0.000 | 0.01 | 8.186 | 0.004 | 0.05 | 2.190 | 0.139 |