Table 6.
Study | CAG Repeat Number | p-Value a | Odds Ratio b |
---|---|---|---|
North America [15] | 27–33 | 0.000036 | 2.8 [1.54–5.12] |
Europe [22] | >30 | 0.0062 | - |
France and Canada [39] | ≥29 | 0.00024 | 5.5 [1.9–15.9] |
Europe [40] | >30 | 0.004 | 5.74 [4.26–7.22] |
Flanders [23] | 27–33 | 0.012 | - |
South Italy [41] | ≥28 | 0.001 | 5.832 [1.71–9.78] |
Turkey [25] | >30 | 0.01721 | - |
Meta-analysis [24] | 29–33 | - | >1 |
Europe and North America [26] | 30–33 | 0.0001 | 4.44 [2.91–6.76] |
Sardinia [27] | ≥31 | 0.0001 | - |
Brazil [42] | ≥26 | 0.005 | 2.56 [1.29–5.08] |
Europe [32] | ≥31 | 9.50 × 10−7 | 6.93 [3.19–15.02] |
Spain (present study) | ≥27 | 0.0013 | 2.666 [1.471–4.882] |
Statistical determinations include p-value and odds ratio (if present). a Fisher’s test, b 95% confidence interval.