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Table 2 COPD grade after spirometry reevaluation

From: Diagnosing COPD in primary care: what has real life practice got to do with guidelines?

COPD stage

Patients, n (%)

I

51 (38.6)

II

39 (29.5)

III

9 (6.8)

IV

0 (0)

False diagnosis

33 (25.0)