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Table 4 Multivariate analysis for responders to pulmonary rehabilitation

From: Diaphragmatic excursion is correlated with the improvement in exercise tolerance after pulmonary rehabilitation in patients with chronic obstructive pulmonary disease

Baseline index

Model 1

Model 2

Odd ratios

95% CI

p value

Odd ratios

95% CI

p value

FEV1%predicted, %

1.02

0.97–1.08

0.35

1.06

1.00–1.13

0.046

6MWD, m

1.00

0.98–1.02

0.69

1.00

0.99–1.02

0.65

mBorg scale dyspnoea

1.15

0.62–2.15

0.66

1.04

0.58–1.87

0.90

PImax, cmH2O

†

1.08

1.02–1.15

0.013

DEmax, mm

1.37

1.09–1.71

0.006

 

†

 

QMS, kgf/kg*100

1.10

1.00–1.20

0.053

1.06

0.98–1.15

0.17

R2

0.53

0.44

  1. FEV1 forced expiratory volume in 1 s, 6MWD 6-min walk distance, mBorg modified Borg, PImax maximum inspiratory pressure, DEmax maximum diaphragmatic excursion, QMS quadriceps muscle strength. †Variables not included in the model