Long-term non-invasive ventilation for stable chronic hypercapnic COPD.

Eur Clin Respir J · 2019 · PMC6691917 · PMID 31448069

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highly significantno p-value reported

The overall reduction in PaCO 2 with LTNIV was highly significant (95% CI: −1.03 to −0.69) The high degree of heterogeneity across the studies was observed (I 2 = 76%) A subgroup analyses of studies with a predefined goal for reducing PaCO 2 was conducted.

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