Average normal values in healthy males aged 20-60 range from 5.5 to 4.75 liters, FEV1 – The Forced Expiratory Volume in 1 Second parameter measures the.
Spirometry is the most common of the pulmonary function tests (PFTs). It measures lung . Predicted normal values for FEV1 can be calculated online and depend on age, sex, height, mass and ethnicity as well as the research study that they are In healthy adults this should be approximately 70–80% (declining with age).
ERS'93 PEF Adult & Child Normal Values - Males .. FEV1, L, 2.70, 2.90, 3.10, 3.29, 3.49, 3.69, 3.89, 4.08, 4.28, 4.48. FEV1/FVC, 0.84, 0.84, 0.84, 0.84, 0.84.
The normal values for FEV1 vary from person to person. . Types of chronic lung disease range from congenital conditions like asthma to those.
This translates to a lower FEV1 and FEV1/FVC ratio. Normal or abnormal results are evaluated differently between adults and children.