|
| No. (%) | Mean ± SD | Test of sig. | p-value |
| Gender |
|
|
|
|
| Female | 30 (60%) | 0.030 ± 0.009 | t = 0.843 | 0.403 |
| Male | 20 (40%) | 0.032 ± 0.007 |
|
|
| Age of onset |
|
|
|
|
| <20 yrs. | 11 (22%) | 0.030 ± 0.008 | χ2 = 1.176 | 0.555 |
| ≥20 - 40 yrs. | 36 (72%) | 0.030 ± 0.009 |
|
|
| >40 yrs. | 3 (6%) | 0.036 ± 0.011 |
|
|