Which of the Following Spirometric Criteria Are Used to Determine

question 4

Multiple Choice

Which of the following spirometric criteria are used to determine the presence of airway obstruction?

• A)FEV₁ less than 80% of predicted and FEV₁/FVC less than 80%
• B)FEV₁ less than 60% of predicted and FEV₁/FVC less than 60%
• C)FEV₁ less than 80% of predicted and FEV₁/FVC less than 65%
• D)FEV₁ less than 65% of predicted and FEV₁/FVC less than 80%

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