FEV is a froced expiratory volume of exhaled air. When the subject does not exhale completely, the volume accumulated over a shorter period of time, e.g. 6 seconds, may be used as an approximate surrogate of Forced Vital Capacity (FVC). This term reflects the shorter exhalation time.
status
TRIAL
Fully-Specified Name
component
Volume expired during 6.0 s of forced expiration
property
Vol = Volume
time
Pt = Point in time: To identify measures at a point in time. This is a synonym for “spot” or “random” as applied to urine measurements.
system
Respiratory system
scale
Qn = Quantitative: The result of the test is a numeric value that relates to a continuous numeric scale. Reported either as an integer, a ratio, a real number, or a range. The test result value may optionally contain a relational operator from the set {<=, <, >, >=}. Valid values for a quantitative test are of the form "7", "-7", "7.4", "-7.4", "7.8912", "0.125", "<10", "<10.15", ">12000", 1-10, 1:256
method
Additional Names
short name
Breathing; End tidal volume; Exp; FEV; FEV6; Lung; Lungs; Point in time; PULMONARY; Pulmonology; QNT; Quan; Quant; Quantitative; Random; Respiratory; RS; S prime; Vet; Vol; Vol exp; Volume
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