Lavery et al 1 | Kelly et al 2 | Coyle and Sculco24 | Mak and Elwyn7 | Pearlman et al 23 | Schroepfer8 | Nissim et al 6 | Stiel et al 20 | Dees et al 9 | Ohnsorge et al 10 | Ohnsorge et al 11 | Ohnsorge et al 4 | Nilmanat et al 22 | Pestinger et al 21 | |
Suffering | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
Reasons for the WTHD | ||||||||||||||
Physical factors | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
Psychological factors | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | – | ✓ | – | ✓ | ✓ | ✓ | ✓ |
Social factors | ✓ | ✓ | ✓ | ✓ | ✓ | – | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
Loss of self | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
Meanings of the WTHD | ||||||||||||||
Cry for help | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | – | ✓ | – | ✓ | ✓ | ✓ | – |
To end suffering | ✓ | – | ✓ | ✓ | ✓ | ✓ | ✓ | – | ✓ | – | ✓ | ✓ | ✓ | ✓ |
To spare others from the burden of oneself | ✓ | ✓ | ✓ | ✓ | ✓ | – | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | – |
To preserve self-determination to the very end | ✓ | – | ✓ | ✓ | ✓ | ✓ | ✓ | – | ✓ | – | ✓ | ✓ | ✓ | ✓ |
Will to live but not in this way | – | ✓ | ✓ | ✓ | ✓ | ✓ | – | ✓ | ✓ | ✓ | ✓ | ✓ | – | |
Functions of the WTHD | ||||||||||||||
WTHD as a means of communicating | – | ✓ | – | – | – | – | – | – | – | – | ✓ | – | – | |
WTHD as a form of control | ✓ | – | ✓ | ✓ | ✓ | ✓ | ✓ | – | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
Lived experience of a timeline towards dying and death | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
WTHD, wish to hasten death.