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Table 2 Respiratory function values of COPD patients

From: Analysis of exhaled breath fingerprints and volatile organic compounds in COPD

 

Healthy

COPD

FEV1 %

98 (93–103)

55 (49–61)

FVC %

99 (96–103)

83 (77–88)

FEV1/FVC %

75 (73–77)

51 (46–56)

RV %

103 (99–107)

149 (133–166)

TLC %

104 (99–108)

108 (101–116)

  1. All the values are expressed as mean and 95 % confidence interval