inclined to inaccuracies--than the samples (3,010 and 7,667) described above. Thus, double depression is less common than other forms of depression, but it is still a form of depression that warrants medical attention in the form of behavioral therapies, pharmaceutical treatments, or both (Miller, Norman, and Keitner, 1999).

The characteristics of those with double depression tend to be more severe in nature than those associated with those who have either MDD or PDD. Levitt, Joffe, and MacDonald