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Figure 1 | BMC Research Notes

Figure 1

From: Differences in classification of COPD patients into risk groups A-D: a cross-sectional study

Figure 1

Schematic illustration of the COPD classification into risk groups A-D. CAT, COPD assessment test; COPD, chronic obstructive pulmonary disease; GOLD, Global Initiative for Chronic Obstructive Lung Disease; mMRC, modified Medical Research Council. Patient group A: Low risk, less symptoms. Patient group B: Low risk, more symptoms. Patient group C: High risk, less symptoms. Patient group D: High risk, more symptoms [1].

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