| Sex | AS | SS | Total | |||
| Number | Prevalence | Number | Prevalence | Number | Prevalence | |
| Female | 40/89 | 45.0% | 4/89 | 4.5% | 44/89 | 49.4% |
| Male | 43/89 | 48.3% | 2/89 | 2.2% | 45/89 | 50.6% |
| Total | 83/89 | 93.3% | 6/89 | 6.7% | 89/89 | 100% |