ENG
21
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of 44
09360 Issue 2
Vitalograph micro - Instructions for Use
FVC
Forced vital capacity (L)
FEV1
Forced expiratory volume after 1 second (L)
FEV1R
FEV1 divided by the largest VC from the VC or FVC
manoeuvre.
PEF L/s
Peak expiratory flow (L/sec)
PEF L/min
Peak expiratory flow (L/min)
FEF25-75
Forced expiratory flow: the mean FEF in the time
interval between 25% and 75% of the FVC (L/sec)
FEF75-85
Forced expiratory flow: the mean FEF in the time
interval between 75% and 85% of the FVC (L/sec)
EVC
Expiratory vital capacity (L)
IVC
Inspiratory vital capacity (L)
FIVC
Forced inspiratory vital capacity (L)
FIVC/FVC
Ratio FIVC of FVC
FEV.5
Forced expiratory volume after 0.5 seconds (L)
PIF L/s
Peak inspiratory flow (L/sec)
FMFT
Forced mid-expiratory flow time (sec)
FET
Forced expiratory time (sec)
FEV.5/FVC
Ratio FEV 0.5 of FVC
FEV.75
Forced expiratory volume after 0.75 seconds (L)
FEV.75/
FVC
Ratio FEV 0.75 of FVC
FEV1/VC
FEV1/IVC
Ratio FEV1 of VC
Ratio FEV1 of IVC
FEV1/FVC
Ratio FEV1 of FVC
FEV1/
FIVC
Ratio FEV1 of FIVC
FEV1/
FEV6
Ratio FEV1 of FEV6
FEV1/PEF
FEV3
Ratio FEV1 of PEF
Forced expiratory volume after 3 seconds (L)
FEV3/FVC
Ratio FEV3 of FVC