Table 1.
Probands with genetic risk | Controls | |
---|---|---|
School type | ||
Lerning-Disabled School | 1 | 1 |
Secondary School | 15 | 14 |
Grammer School/Advanced Technical College/University | 10/3 | 13/2 |
Technical College/Vocational School | 3 | 2 |
Education level of the parents (always the highest qualification) | ||
Secondary School | 3 | 1 |
Technical College/Vocational School | 17 | 17 |
Advanced Technical College/University | 12 | 14 |
Groups did not differ significantly