Processes of consent in research for adults with impaired mental capacity nearing the end of life: systematic review and transparent expert consultation (MORECare_Capacity statement)

Table 2 Population of interest categorised by the study focus

Patient population of interest	Study focus on processes of consent
Patient population of interest	Innovating research methods (n = 37)	Applying research methods (n = 30)	Attitudes and ethical considerations (n = 22)	Total studies (n = 89)*
Palliative care/cancer	6 [43,44,45,46,47,48]	8 [49,50,51,52,53,54,55,56]	2 [57, 58]	16
Dementia	13 [59,60,61,62,63,64,65,66,67,68,69,70,71]	10 [40, 42, 72,73,74,75,76,77,78,79]	1 [80]	24
Geriatric care	2 [81, 82]	3 [83,84,85]	0	5
Parkinson’s disease	1 [86]	0	0	1
Cerebral ischaemic stroke	2 [87, 88]	0	1 [89]	3
Mental health	6 [90,91,92,93,94,95]	2 [96, 97]	1 [98]	9
Delirium	2 [99, 100]	2 [101, 102]	0	4
Intensive care	5 [103,104,105,106,107]	5 [108,109,110,111,112]	4 [113,114,115,116]	14
General population	0	0	13 [117,118,119,120,121,122,123,124,125,126,127,128,129]	13

*89 studies are reported from 91 publications (includes two study protocols [40, 42] reported with the main study papers [39, 41]

ISSN: 1741-7015