“…Three studies discussed the effect on communication and care planning [12,20,23]. Thirty-three studies reported on the number and type of recommended non-oncologic interventions [9,11,13,15,[17][18][19]22,25,[27][28][29]31,32,[36][37][38][41][42][43]45,47,52,[54][55][56][57]59,61,62,67,68,70], and 21 studies addressed the effect on treatment outcome, of which 14 were randomised controlled trials [12,20,22,23,26,34,44,50,51,57,60,61,64,65].…”