Composite Autonomic Symptom Score 31—Autonomic symptoms, N =69
| Specific symptom | No | % |
| Orthostatic intolerance | 40 | 50.0 |
| Dizziness/headaches | 41 | 59.4 |
| Sudden paleness | 25 | 36.2 |
| Arrhythmia | 29 | 42.0 |
| Dryness eyes mouth | 45 | 65.2 |
| Vasomotor | 24 | 34.8 |
| Secretomotor | 30 | 43.5 |
| Upper gastrotract symptoms | 38 | 55.1 |
| Unknown gastropain | 26 | 37.7 |
| Constipation | 21 | 30.4 |
| Diarrhoea | 28 | 40.6 |
| Urinary | 21 | 30.4 |
| Sexual failure | 19 | 27.5 |
| Sleep | 68 | 98.5 |
| Pupilomotor | 28 | 40.6 |
| Anxiety | 34 | 49.3 |