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BioMed Research International
/
2013
/
Article
/
Tab 1
/
Research Article
Six-Minute Walking Distance Improvement after Pulmonary Rehabilitation Is Associated with Baseline Lung Function in Complex COPD Patients: A Retrospective Study
Table 1
Subjects’ characteristics.
All patients (
n
= 75)
Responders (
n
= 37)
Nonresponders (
n
= 38)
P
value*
Age (yrs)
0.020
Gender (F, M)
11, 64
6, 31
5, 33
0.708
FEV
1
(% pred)
<0.001
VC (% pred)
<0.001
FEV
1
/VC (%)
<0.001
RV (% pred)
0.002
TLC (% pred)
0.256
RV/TLC (%)
<0.001
IC (liters)
<0.001
TL, CO (% pred)
0.007
BMI (Kg/m
2
)
0.419
PaO
2
(mm Hg)
0.026
PaCO
2
(mm Hg)
0.070
Charlson Index
0.084
Responders versus nonresponders.