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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