“…56 This may have been a consequence of study specific factors (e.g., limited hours for liaison nurse, sample size, tool reliability), or in relation to liaison nurse's competing priorities around managing unstable patients and averting adverse events. 56,79,80 In contrast, where service delivery included interventions designed to improve the physical environment, families were present more, 48,58 and their, and patients' satisfaction, increased. 58 However, offering a 'relatives' clinic' did not significantly improve family satisfaction.…”