Table 2.

Overview of scientific articles on caregivers' knowledge, attitudes, and representations of palliative andend-of-life care

Articles	Concepts			Subjects
	Knowledge	Attitudes	Representations	Palliative care approach	Advance care planning	Hospital transfer	Treatment withdrawal	Artificial nutrition/hydration	Palliative sedation	Medically assisted dying
Bravo et al (2018)[34]		x	x						x	x
Bravo et al. (2019)[42]		x								x
Bravo et al (2021)[43]		x					x			x
Davies et al (2017)[45]			x	x
Dening et al (2013)[47]			x	x	x					x
Gabbard et al. (2020)[26]	x	x	x	x	x
Hill et al (2017)[37]		x	x	x	x
Hochwald et al. (2021)[35]		x	x	x		x		x
Kermel-Schiffman and Werner (2020)[48]	x		x		x
Kupeli et al (2019)[46]		x	x	x				x
Kwak et al. (2019)[36]		x		x
Lawrence et al (2011)[29]	x		x	x	x
Moss et al (2018)[33]	x	x	x	x	x
Pei et al (2022)[27]	x	x						x
Pettigrew et al (2020)[24]	x	x	x	x
Poole et al (2018)[39]		x	x	x	x	x
Rurup et al (2006)[40]		x	x					x		x
Sussman et al (2021)[38]	x	x	x		x
Thuné-Boyle et al (2010)[41]		x	x			x	x	x
Tomlinson et al (2015)[44]		x	x							x
Van Rickstal et al (2019)[32]	x	x	x		x
Van Rickstal et al (2020)[30]	x				x
Van Rickstal et al (2022)[31]	x	x			x
Vilela and Caramello (2009)[28]	x	x								x
Zaponni et al (2018)[25]	x	x	x	x