Skip to main content

Table 4 Distributions of CAT total scores at each mMRC level (n = 257)

From: Differences in classification of COPD group using COPD assessment test (CAT) or modified Medical Research Council (mMRC) dyspnea scores: a cross-sectional analyses

  mMRC
0 1 2 3 4
CAT total scores 0–9 Count 37 38 5 2 0
  % of Total 14.4% 14.8% 1.9% .8% 0.0%
10–19 Count 12 53 12 11 1
  % of Total 4.7% 20.6% 4.7% 4.3% 0.4%
20–29 Count 2 18 14 23 7
  % of Total 0.8% 7.0% 5.4% 8.9% 2.7%
30–40 Count 0 0 8 12 2
  % of Total 0.0% 0.0% 3.1% 4.7% 0.8%