Longitudinal construct validity: establishment of clinical meaning in patient evaluative instruments.

@article{Liang2000LongitudinalCV,
  title={Longitudinal construct validity: establishment of clinical meaning in patient evaluative instruments.},
  author={Matthew H. Liang},
  journal={Medical care},
  year={2000},
  volume={38 9 Suppl},
  pages={II84-90}
}
OBJECTIVES Although widely used and reported in research for the evaluation of groups, measures of health status and health-related quality of life have had little application in clinical practice for the assessment of individual patients. One of the principal barriers is the demonstration that these measures add clinically significant information to measures of function or symptoms alone. Here, we review the methods for evaluation of construct validity in longitudinal studies and make… CONTINUE READING

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