Funding for this research was provided by:
Grantová Agentura České Republiky (17-26722Y)
Received: 28 October 2020
Accepted: 24 May 2021
First Online: 5 June 2021
: This study was submitted as part of a larger study and was approved by the Ethical Committee of Center for Palliative Care on 23rd March 2015.Following local ethical committees at hospitals involved in the data collection provided ethical approval of the study.• Ethics committee of University Hospital of Královské Vinohrady ref. EK-VP/50/0/2017.• Ethics Committee of the Regional Hospital in Liberec, ref. EK/175/2017.• Ethics Committee of the University Hospital of Motol, ref. EK-992/18.• Ethics Committee of the Institute for Clinical and Experimental Medicine and Thomayer Hospital, ref. G-18–57 13782/2018.• Ethics Committee of the General University Hospital, Prague, ref. 1033/18 S.• Ethics Committee of the Hospital at Bulovka, ref. 4.2.2019/9034/EK-Z.All participants were given written information about the purpose of the study and they provided written or verbal consent. Verbal consent was obtained from participants who were contacted by phone only if they were not inpatients and this was approved by the ethical committees. An ongoing verbal consent was obtained each time during data collection in the longitudinal study design. All participants were informed about the possibility of withdrawing from the study at any time they would feel like it and that this withdrawal will not affect their treatment in any way.
: Not applicable.
: The authors declare that they have no competing interests.