Suicide, and Other Causes of Death, Following Attempted Suicide
Hawton K~~Fagg J
This study discovered that the number of deaths among suicide attempters who were followed up after their attempts was 3.3 times more than expected. Suicide or probable suicide occurred in 2.8% by the the 9th year, which is 26.9 times the expected rates. Risk indicators were being male, advancing age (for females only), psychiatric disorders, long-term use of hypnotics, poor physical health & repeated attempts. There were also more than double the expected number of deaths from natural causes.