Here’s yet another report on that study… I’m including it here for the following quote from one of the study’s authors…
“… we don’t have any evidence-based treatments for suicidal behavior.”
http://www.reuters.com/article/2013/01/09/us-suicide-study-idUSBRE90816320130109
Thinking About Suicide 
Oh, my, it really is an argument for going to the experts (that is, those with the lived experience).