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Table 2 Characteristics of COPD study subjects undergoing CFTR genetic analysis

From: Impact of heterozygote CFTR Mutations in COPD patients with Chronic Bronchitis

Characteristics

 

Age (years)

62

Male (%)

65.5

Current smokers (%)

25

Average pack/years

64

Hospitalizations or emergency department visits for respiratory symptoms in the previous year (%)

48

Required antibiotics for chest infections in previous 3 months (%)

41

Required oral steroids for respiratory symptoms in previous 3 months (%)

37

Average FEV1 (% predicted)

36

  1. FEV1- Forced Expiratory Volume in one second.