Aspects of anxiety in amyotrophic lateral sclerosis (ALS)
| Aspects of anxiety | Authors |
| Anxiety, not specified, as predictor or reason for the wish to die | 18 19 24 69 83 98 |
| Fear of choking and suffocation | 29 33 55 68 71 98 106 108 115 135 140 |
| Fear of dying | 11 33 104 106 113 124 |
| Fear of an uncertain future with probably unbearable suffering and disability | 13 17 74 88 107 112 114 115 |
| Fear of life-prolonging interventions, for example, non-invasive ventilation | 119 |