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Table 2 The association between COPD based on spirometry and self-reported COPD

From: Prevalence of airflow obstruction in patients with stable systolic heart failure

 

No obstructive airflow obstruction

Obstructive airflow obstruction

  

GOLD grade of airflow obstruction

Self-reported COPD

 

I

II

III

IV

Absent n (%)

333 (65%)

50 (10%)

107 (21%)

20 (4%)

1 (0.2%)

Present n (%)

24 (34%)

1 (1%)

27 (38%)

18 (25%)

1 (1%)