A study of 7,247 US fathers found paternal depression was associated with poverty, living with a child with special needs, poor paternal health, paternal unemployment, and maternal depression which was the highest predictor of paternal depression. (Rosenthal, D.G., Learned, N., Liu, Y.H., & Weitzman, M. (2012). Characteristics of Fathers with Depressive Symptoms. Maternal Child Health Journal. [Epub ahead of print]. http://www.womensmentalhealth.org/posts/depression-in-fathers-toward-a-better-understanding-of-its-impact-on-the-child/