Firearm Access and Socio-Structural Factors Related to Suicidality Among Youth With Diverse Sexual, Gender, and Racial Identities.

While the marginalized youth in this sample have lower access to firearms, the prevalence of SI and SA was highest among multiply marginalized youth who reported access to firearms in the context of bias-based bullying, social pressure, and a lack of school belongingness. Youth suicide prevention efforts would be strengthened by policies that address firearm access and improve the school environment.