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Welch Allyn Schiller SP-1 - Cnapo Norm Values; Knudson Norm Values

Welch Allyn Schiller SP-1
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Norm
Values
Crapo
Norm
Values
The
Crapo
equations
are
valid
for
men
between
61
and
77
inches
tall
and
within
the
age
range
of
18
to
89
years,
and
for
women
between
57
and
71
inches
tali
and
within
the
age
range
of
18
to
89
years
as
follows:
Males
:
Females
FVC
0.1524
X
H
-0.0214
X
A
-4.650
0.1247
x
H
0.0216
x
A
-3.590
FEV1
0.1052
X
H
-0.0244
x
A
-2.190
0.0869
X
H
0.0255
X
A
-1.578
FEV3
0.1359
x
H
-0.0271
x
A
-3.512
0.1123
X
H
-0.0257
X
A
-2.745
FEV1/FVC
-0.3302
X
H
-0.1520
X
A
+110.490
-0.5131
X
H
-0.2520
xA
+126.580
FEF25-75
0.0518
X
H
-0.0380
X
A
+2.133
0.0391
X
H
0.0460
X
A
+2.683
MWVol.
3.4040
X
H
-1.2600
X
A
-21.400
2.0500
X
H
-0.5700
X
A
-5.500
The
Crapo
normals
are
extended
with
the
following
ITS
equations:
Males
Females
FEV0.5
0.0831
XH-0.0152
X
A-1.914
0.0605
X
H
0.0185
X
A
0.809
FEV3.0/FVC
0.1593
X
H
0.1450
x
A
+112.090
0.2380
X
H
0.1630
X
A
+118.160
A:
Age
H:
Height
in
inches
Knudson
Norm
Values
The
Knudson
equations
are
valid
for
both
children
and
adults
in
specific
groups
according
to
age
and
height
as
shown
following:
SP-1
User's
Guide
Page

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