Treatment for Depression

The first reports from the epidemiologic catchment area (ECA) studies, in line with other recent, smaller surveys, indicated a lifetime prevalence for affective disorders between 6.1% and 9% and a six-month prevalence of affective disorders ranging from 4.6% to 6.5%.1,2Yet despite the prevalence of the disorder and increasing recognition of it by a more informed public, two recent sources of evidence point to the underuse of treatment. The ECA studies and the recent Consensus Development Conference on Recurrent Mood Disorders3both concluded that less than one third of those individuals suffering from a depressive illness actually receive treatment. The early ECA findings suggest that only 31.2% to 31.7% of subjects meeting criteria for an affective disorder are likely to obtain professional care.4While there are complexities in determining what constitutes a "case"5or appropriate diagnosis and treatment, the extent and actual basis of underdiagnosis or