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  Indian J Med Microbiol
 

Figure 5 Correlation between 6-min walk distance and transtricuspid E/A in group B. A lower 6-min walk distance is correlated with a lower E/A in patients with severe to very severe COPD. COPD, chronic obstructive pulmonary disease.

Figure 5 Correlation between 6-min walk distance and transtricuspid E/A in group B. A lower 6-min walk distance is correlated with a lower E/A in patients with severe to very severe COPD. COPD, chronic obstructive pulmonary disease.