https://pmc.ncbi.nlm.nih.gov/articles/PMC7517802/?
have a read of this
Risk factors associated with knife-crime in United Kingdom among young people aged 10–24 years: a systematic review
Sara Haylock 1,✉, Talia Boshari 1,2, Emma C Alexander 3,4, Ameeta Kumar 5, Logan Manikam 4,6, Richard Pinder 1,2
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PMCID: PMC7517802 PMID: 32977770
Abstract
Background
Since 2013, the number of violent crimes and offences by sharp instruments have increased continually, following a previous decrease, with majority of cases occurring among young people and in London. There is limited understanding surrounding the drivers influencing this change in trends, with mostly American-based research identifying risk factors.
Results
No association was found between gender or ethnicity and youth violence, contrasting current understanding shown within media. Multiple research papers identified adverse childhood experiences and poor mental health as positively associated with youth and gang violence. It was suggested that community and societal risk factors, such as discrimination and economic inequality, were frequently linked to youth violence.
higher rate in a group does not prove an innate tendency; it shows a correlation that needs explanation (age, poverty, policing, gangs,
https://assets.publishing.service.gov.uk/media/5a82009040f0b62305b91f49/lammy-review-final-report.pdf?utm
have a read of the Lammy report