Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

View full-text article in PMC

. 2016 Jul 12;71(10):899–906. doi: 10.1136/thoraxjnl-2016-208501

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

Published by the BMJ Publishing Group Limited. For permission to use (where not already granted under a licence) please go to http://www.bmj.com/company/products-services/rights-and-licensing/

This is an Open Access article distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: http://creativecommons.org/licenses/by-nc/4.0/

PMC Copyright notice

Changes in the percentages of clinical symptoms in the two groups. Non-invasive ventilation (NIV) achieved more important improvement than the control group, with statistical intra-group differences for unrefreshing sleep and tiredness.