"It is difficult to gather strict evidence about the effectiveness of suicide prevention hotlines, but Dr. Madelyn Gould of Columbia University found that of Lifeline callers:
12% of suicidal callers said that talking to someone at Lifeline prevented them from harming or killing themselves
Almost 50% followed through with a counselor's referral to seek emergency services or contacted mental health services
About 80% said that Lifeline had something to do with keeping them alive"
https://www.healthyplace.com/suicide/how-does-a-suicide-prev...
"It is difficult to gather strict evidence about the effectiveness of suicide prevention hotlines, but Dr. Madelyn Gould of Columbia University found that of Lifeline callers: