We just got the following study about mental health issues of separated fathers. Makes for interesting reading if you like academic papers.

Abstract
Mental health disorders are highest among adults who are separated and divorced, with 23% of men in this group reporting a mental illness. Separated men are more likely to commit suicide compared with married men. In Australia, there are over 53,100 divorces per annum, involving almost 50,000 children. To date, little research has been conducted on the mental health of separated men who are fathers.

Aims: Using a pilot qualitative study, parenting and health issues reported by 23 south-east Queensland separated fathers were examined. The pilot study informed the selection of correlates and measurements for the quantitative study. The aims of the subsequent quantitative study of 80 Queensland separated fathers were to examine: