Development and validation of a pulmonary function test data extraction tool for the US department of veterans affairs electronic health record
Alexander S. Rabin,
Julien B. Weinstein,
Sarah M. Seelye
et al.
Abstract:Objective
Pulmonary function test (PFT) results are recorded variably across hospitals in the Department of Veterans Affairs (VA) electronic health record (EHR), using both unstructured and semi-structured notes. We developed and validated a hospital-specific code to extract pre-bronchodilator measures of obstruction (ratio of forced expiratory volume in one second [FEV1] to forced vital capacity [FVC]) and severity of obstruction (percent predicted of FEV1).
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