Table 3.
Frequencies of MJD in SCA patients from various countries
| Countries | Number of MJD | Number of SCA | Frequency (%) | Reference |
|---|---|---|---|---|
| Portugal | 32 | 38 | 84.2 | 16 |
| Brazil | 96 | 114 | 84.2 | 17 |
| Present study | 100 | 138 | 72.5 | |
| Portugal/Brazil | 67 | 106 | 63.2 | 44 |
| Germany | 32 | 77 | 41.6 | 45 |
| France | 25 | 87 | 28.7 | 46 |
| Holland | 64 | 227 | 28.2 | 47 |
| America* | 31 | 149 | 20.8 | 48 |
| Spain | 11 | 72 | 15.3 | 49 |
| Australia | 11 | 88 | 12.5 | 13 |
| Mexico | 13 | 108 | 12.0 | 50 |
| South Africa | 2 | 54 | 3.7 | 51 |
| Italy | 2 | 183 | 1.1 | 52 |
| UK | 0 | 22 | 0 | 53 |
| Serbia | 0 | 38 | 0 | 54 |
| Finland | 0 | 49 | 0 | 55 |
| Norway | 0 | 19 | 0 | 56 |
| Czech | 0 | 118# | 0 | 11 |
| Combined | 486 | 1687 | 28.8 |
*The patient subjects mixed with African American, Caucasian American, Cambodian, Japanese, Pakistani, Lebanese and Peruvian; # composed of patients with dominant SCA and sporadic ataxia