NDD EasyOne Pro Operator's Manual page 31

Introduction
Parameter Parameter description
COHb CO back pressure in percent
ColBarVol Volume of collection bar during which CO and He is measured
CO Conc CO concentration of the DLCO test gas
CVI Ratio of FEV
Discard Vol Discard volume
DL Adjusted CO diffusion capacity for carboxyhemoglobin, hemoglobin, altitude
adj
DL /VA Ratio of DL
adj
DLCO Diffusing capacity of the lung based on CO
DLCO/VA Ratio of DLCO to VA, also known as KCO
(KCO)
E /I Ratio of FEF
50 50
EOTV End of test volume
ERV Expiratory reserve volume
f Breathing frequency
FA CO Alveolar CO concentration
FA HE Alveolar He concentration
FE CO Expiratory CO concentration
FEF Forced expiratory flow at 10% of vital capacity—synonymous with MEF
10
FEF Forced expiratory flow at 25% of vital capacity—synonymous with MEF
25
FEF Forced expiratory flow from 25% to 75% of vital capacity—synonymous with MMEF
25-75
FEF /FVC Ratio of FEF
25-75
FEF FEF based on FEV
25-75_6 25-75
FEF Forced expiratory flow at 40% of vital capacity—synonymous with MEF
40
FEF Forced expiratory flow at 50% of vital capacity—synonymous with MEF
50
FEF /FVC Ratio of FEF
50
FEF /VC Ratio of FEF
50 max
FEF Forced expiratory flow at 60% of vital capacity—synonymous with MEF
60
FEF Forced expiratory flow at 75% of vital capacity—synonymous with MEF
75
FEF Forced expiratory flow from 75% to 85% of vital capacity
75-85
FEF Forced expiratory flow at 80% of vital capacity—synonymous with MEF
80
FET Forced expiratory time
FET Forced expiratory time between FEF
25-75
FEV Forced expiratory volume after 0.25 seconds
.25
FEV Forced expiratory volume after 0.5 seconds
.5
FEV /FVC Ratio of FEV
.5
FEV Forced expiratory volume after 0.75 seconds
.75
FEV /FEV Ratio of FEV
.75 6
FEV /FVC Ratio of FEV
.75
FEV /VC Ratio of FEV
.75 max
 Parameters
Operator's Manual V5.0 • EasyOne Pro/LAB Rev. 05
© ndd Medizintechnik AG • Technoparkstrasse 1, 8005 Zurich, Switzerland • www.ndd.ch
to FIV
.5 .5
to VA—synonymous to Kroghs K
adj
to FIF
50 50
to FVC
25-75
instead of FVC
6
to FVC
50
to VC
50 max
25
to FVC
.5
to FEV
.75 6
to FVC
.75
/VC
.75 max
and FEF
75
Unit
%
L
%mol
–
L
mL/min/mm Hg
mL/min/mm Hg/L
mL/min/mm Hg
mL/min/mm Hg/L
–
L
L
1/min
ppm
%mol
ppm
L/s
90
L/s
75
L/s
1/s
L/s
L/s
60
L/s
50
1/s
1/s
L/s
40
L/s
25
L/s
L/s
20
s
s
L
L
–
L
–
–
–
35
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