Figures & data
Table 1 Methods for estimating MCID
Figure 1 A suggested taxonomy for changes in SGRQ score relative to the minimum clinically important difference (MCID). Lower score indicates better health. Error bars indicate 95% Confidence Intervals. Reproduced with permission from Jones PW. St. George's Respiratory Questionnaire: MCID. COPD 2005; 2:75–79.
![Figure 1 A suggested taxonomy for changes in SGRQ score relative to the minimum clinically important difference (MCID). Lower score indicates better health. Error bars indicate 95% Confidence Intervals. Reproduced with permission from Jones PW. St. George's Respiratory Questionnaire: MCID. COPD 2005; 2:75–79.](/cms/asset/bbb039b3-7472-4625-9fc4-19a7436c83bf/icop_a_247002_uf0001_b.gif)
Table 2 Suggested MCID of commonly used outcome measures in COPD2