You are about to perform a pulmonary function test on a 65-…

 You are about to perform a pulmonary function test on a 65-year-old male patient after providing a bronchodilator breathing treatment. It is suspected that the patient has COPD. His results are as follows:FEV1/FVC ratio = 64%FEV1 = 69% predictedHow would you characterize this patient disease?