Answers are grounded in this paper and cite their sources.
Eleven behaviourally abnormal XYY males who had been treated in a structured combined programme of antiandrogen medication and counseling were followed up 1 year after cessation of the programme. Behavioural ratings were made in each of 5 categories: assault against people, destructiveness against things, threatening behaviour, stealing, and self-harming. On examining the follow-up findings, therapeutic success appeared questionable.
No takes yet. Share an insight, caveat, or question.
Wiedeking et al. (1979) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: