Adherence to CPAP therapy for sleep apnea in patients aged over 70 years old.

"Declarations Ethical approvalAll procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional research committee (The ethical committee of Helsinki University Hospital approved the study protocol (TMK11§101/29.4 2015, code 61/13/03/01/2015)) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. Informed consentInformed consent was obtained from all individual participants included in the study. Conflict of interestThe authors declare no competing interests. DisclaimerThe funding sources had no role in the design of this study, no role during its execution, analyses, interpretation of the data, or decision to submit results. Conflict of interest The authors declare no competing interests."

"Funding Open access funding provided by University of Helsinki including Helsinki University Central Hospital. The following non-profit organizations: Nummela Sanatoriums stiftelse, Perklens stiftelse, Finska Läkare sällskapet, and Uulo Arhion muistorahasto provided financial support in the form of a direct research work funding to Heidi Avellan-Hietanen. The non-profit organization Nummela Sanatoriums stiftelse provided financial support in the form of a direct research work funding to Adel Bachour."