title: Author reply: To PMID 25684643.
authors.affiliation: Unità Operativa di Medicina Interna, Ospedale di Budrio (Bologna), Department of Internal Medicine, Azienda Unità Sanitaria Locale di Bologna, Bologna, Italy.
authors.forename: S
authors.identifier: http://orcid.org/0000-0001-5755-2197
authors.initials: S
authors.lastname: Fiorino
authors.affiliation: Unità Operativa di Medicina Interna, Ospedale di Budrio (Bologna), Department of Internal Medicine, Azienda Unità Sanitaria Locale di Bologna, Bologna, Italy.
authors.forename: E
authors.initials: E
authors.lastname: Detotto
authors.affiliation: Terapia Intensiva Pneumologia S. Orsola, Azienda Ospedaliera Policlinico S. Orsola-Malpighi, Department of Specialist, Diagnostic, and Experimental Medicine, School of Medicine, University of Bologna, Bologna, Italy.
authors.forename: S
authors.initials: S
authors.lastname: Nava
mesh_terms: D045422:Continuous Positive Airway Pressure; D005260:Female; D006760:Hospitalization / Q000706:statistics & numerical data*; D006801:Humans; D006935:Hypercapnia / Q000628:therapy*; D008297:Male; D011175:Positive-Pressure Respiration; D029424:Pulmonary Disease, Chronic Obstructive / Q000628:therapy*