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Welch Allyn Schiller SP-1 - Norm Value Standards and Tables

Welch Allyn Schiller SP-1
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Norm
Values
The
norm
values
used
for
the
calculation
of
predicted
values
are
dependent
upon
the
country.
•
For
Great
Britain,
Italy,
Spain
and
Switzerland,
the
ECCS
andQuanjer
standards
are
used.
•
For
Sweden,
the
Swedish
(Berglund)
and
Quanjer
standards
are
used.
•
In
Finland
the
Finnish
and
Quanjer
standards
are
used.
•
In
Austria
the
Austrian
standards
are
used.
•
In
India
the
Indian
norm
values
are
used.
«
In
America
and
Canada
the
norm
values
that
are
used
are
Knudson,
Knudson76,
Crapo,
Morris,
Composite
and
Polgar.The
American
norm
values
are
extended
with
values
taken
from
the
ITS
(Intermountain
Thoracic
Society)
recommendations.
The
factors
used
in
the
evaluation
for
diagnosis
and
the
specific
norm
values
are
included
in
the
software
and
are
described
in
the
following
pages.
IMPORTANT
DUE
TO
GREAT
DIFFERENCES
IN
THE
SIZE
OF
THE
LUNGS
OF
CHILDREN,
THERE
ARE
NO
STANDARD
VALUES
FOR
CHILDREN
UNDER
6
YEARS
OF
AGE.
SP-1
User's
Guide
Page
51

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