St. George's Respiratory Questionnaire: MCID.

@article{Jones2005StGR,
  title={St. George's Respiratory Questionnaire: MCID.},
  author={Paul W. Jones},
  journal={COPD},
  year={2005},
  volume={2 1},
  pages={75-9}
}
The SGRQ is a disease-specific measure of health status for use in COPD. A number of methods have been used for estimating its minimum clinically important difference (MCID). These include both expert and patient preference-based estimates. Anchor-based methods have also been used. The calculated MCID from those studies was consistently around 4 units, regardless of assessment method. By contrast, the MCID calculated using distribution-based methods varied across studies and permitted no… CONTINUE READING

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