Table 2

Mean (SD) values of parameters before and after 1 year on NMV in patients with thoracic restriction (group A) and patients with COPD (group B)

  • 2-150 Mean change in parameters (95% confidence interval, CI) from baseline to 1 year on NMV (**p<0.01,

  • 2-165 p<0.001, Wilcoxon test).

  • Pao 2, Paco 2 = arterial oxygen and carbon dioxide tensions; Sao 2 = oxygen saturation during sleep.