Spirometry in the Occupational Health Setting – 2011 Update

Spirometry, the most frequently performed pulmonary function test (PFT), is the cornerstone of occupational respiratory evaluation programs. The goal of this statement is to provide useful current information for all users of spirometry test results, from those who perform or supervise testing to those who only interpret or review results. The document is presented in a manner that allows those with specific interests to review those sections that are relevant to them. Four major topics are covered in this statement: (1) equipment performance, (2) conducting tests, (3) comparing results with reference values, and (4) evaluating results over time
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