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The Egyptian Journal of Bronchology

Table 5 Distribution of patients based on Δ forced vital capacity (FVC) after bronchodilator administration

From: Diagnostic performance of lung volumes in assessment of reversibility in chronic obstructive pulmonary disease

Δ FVC

N= 300

No change

9 (3%)

Non-significant increase

126 (42%)

Significant increase

165 (55%)

  1. FVC forced vital capacity
  2. Data expressed as frequency (percentage)
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