Factors influencing the PAP adherence of elderly European sleep apnea patients in the ESADA cohort - Lammintausta, Aino; Anttalainen, Ulla; Bouloukaki, Izolde; Schiza, Sophia E.; Pataka, Athanasia; Fanfulla, Francesco; Mihaicuta, Stefan A.; Bailly, Sébastien; Grote, Ludger; Hedner, Jan A.; Saaresranta, Tarja; ESADA Study Group (Oxford University Press (OUP), 2026)