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Examples of Unacceptable Efforts:
N
ACTUA L
O
NORMS: Knudson 1983
S l o w
F V C
s t a r t : brgin fastor.
FVC Wl
BAD START
NORMS:
Knudson
F V C
i n t e r r u p t e d :
F V C X l
COUGH
R
M
6 . 8 9
S E C
NORM %NORM RBN
5 . 6 0
1 7
$ 6
0
18:
1983
a v o i d
c o u g h i n g .
7 . 4 4 S E C
ACTUAL
NORMS: Crapo 198 1
t e r m i n a t i o n
V
t o o
s h o r t :
FVC #l
BAD STOP
N
FVC
NORMS: Knudson 1983
W e a k
F V C sffort:
FVC #l
WEAK TRY
11
NORM %NORM RBN
o f
F V C .
b l o w
o u t
l o n g e r .
0 . 8 6
S E C
O
R
M
b l a s t
h a r d e r .
8 . 4 7 S E C
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