“…While distress was conceptualised broadly, 25 the majority of studies assessed psychological distress, that is, depression and anxiety. There was some heterogeneity in the questionnaires used to measure distress, as follows (in some studies two measures of distress were employed): Hospital Anxiety and Depression Scale (HADS; n = 6), 22,32,34,36,41,49 Hamilton Depression Rating Scale (n = 3), 29,30,32 Brief Symptom Inventory (BSI; n = 1 reported in four articles), 17,[37][38][39] Center for Epidemiological Studies Depression (CESD; n = 7), 30,35,40,44,45,46,53 Anxiety and Depression measures (n = 1), 51 Beck's Depression Inventory (BDI; n = 1), 42 Patient Health Questionnaire and Generalised Anxiety Disorders scale (PHQ GAD; n = 2), 50,52 Death Anxiety Scale (n = 1). 43 Twelve studies reported the proportion of participants who reached clinically relevant levels of depression and/or anxiety.…”