Percent Predicted Forced Inspiratory Flow Maximum

**Semantic type:** Quantitative Concept

**Definition:** Forced inspiratory flow for a portion of the FVC curve at the point where the maximum portion of FVC is already inhaled as a proportion of the predicted normal value. (CDISC)

**Synonyms:** - FIFMAXPP - Percent Predicted FIFmax - Percent Predicted FIFmax - Percent Predicted FIFmax