Health status and the spiral of decline.

  title={Health status and the spiral of decline.},
  author={Paul W. Jones},
  volume={6 1},
COPD is complex and there are multiple determinants of poor health, so most studies of Chronic Obstructive Pulmonary Disease (COPD) now include health status, or health related quality of life measurement, along with FEV(1) as a primary endpoint. It is important to make a distinction between quality of life-which is unique to the individual, and health status measurement-which is standardized quantification of the impact of disease. Health status scores correlate weakly with FEV(1) but they are… CONTINUE READING
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