Prevalence, correlates, and course of minor depression and major depression in the national comorbidity survey

Data from the National Comorbidity Survey are used to study the lifetime prevalences, correlates, course and impairments associated with minor depression (mD), major depression with 5–6 symptoms (MD 5–6), and major depression with seven or more symptoms (MD 7–9) in an effort to determine whether mD is on a continuum with MD. There is a monotonic increase in average number of episodes, average length of longest episode, impairment, comorbidity,...