SGRQ score | 6MWD | ||
Baseline | Change from baseline to week 24 | Change from baseline to week 52 | |
Total | −0.34*** | −0.21*** | −0.17** |
Activity domain | −0.35*** | −0.18*** | −0.17** |
Impact domain | −0.30*** | −0.15** | −0.16** |
Symptoms domain | −0.25*** | −0.20*** | −0.09 |
**: p<0.01; ***: p<0.001.