Related Experiment Videos
Issues of design and methodology in long-term followup studies
T H McGlashan1, W T Carpenter, J J Bartko
1Chestnut Lodge Research Institute, Rockville, MD 20850.
Schizophrenia Bulletin
|January 1, 1988
Abstract:
Beginning with Vaillant, followup studies of schizophrenia have devoted increasing attention to issues of design and methodology. The major advances and elements are described here and include: (1) conceptual framework, (2) design, (3) sample representativeness, (4) sample description, (5) data source and quality, (6) measures, (7) reliability, (8) diagnosis, (9) comparison groups, (10) assessment independence, (11) outcome, (12) missing subjects/bias testing, and (13) statistical techniques.