aIndividuals who were unlikely to have called on their own behalf or to have contact with a Veterans Crisis Line (VCL) responder were identified as those for whom there was a record that the call from a third party caller, whose call record corresponded to an outgoing call from a responder that did not end with contact with the veteran, and whose call source was listed as an email referral, compassionate care, caregiver, social media, or assigned callback.