title: Clinical research: the case study and single-subject designs.
abstract: The case study and single-subject research designs are presented as methods of increasing the research productivity of allied health clinicians. The AB, ABAB, ABAC, multiple-baseline, multiple-treatment, and changing-criterion designs are discussed. Clinical examples illustrate use of these designs. Methods of data evaluation are briefly described.
mesh_terms: D006281:Health Occupations; D012107:Research Design