Results showed 21.7 percent who had ever sustained more than one traumatic brain injury reported suicidal ideation -- thoughts about or preoccupation with suicide -- at any time in the past. For patients who had received one traumatic brain injury, 6.9 percent reported having suicidal thoughts and 0 percent for those with no traumatic brain injuries.
Read more: http://www.upi.com/Health_News/2013/05/17/Mild-traumatic-brain-injuries-increase-military-suicide-risk/UPI-22701368768384/#ixzz2TXoSGvz2