Age-of-onset or age-cohort changes in the lifetime occurrence of depression?

@article{Stassen1997AgeofonsetOA,
  title={Age-of-onset or age-cohort changes in the lifetime occurrence of depression?},
  author={Hans H Stassen and M Ragaz and Theodore R. Reich},
  journal={Psychiatric genetics},
  year={1997},
  volume={7 1},
  pages={
          27-34
        }
}
In a re-investigation of the NIMH Psychobiology of Depression data, we have studied the question of shifts towards earlier onset together with the question of steadily increasing lifetime risk of major depression in successive birth-cohorts. Using a contingency-table approach, it turned out that inhomogeneities with respect to successive birth-cohorts exclusively showed up in the neighborhood of principally unobservable combinations of the variables under investigation. Standard approaches to… CONTINUE READING
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