| Symptom | CFS/ME patient | |
| Frequency | Severity | |
| Difficulty Processing Information | Often | 7 |
| Pain | Often | 7 |
| Sleep Disturbances | Often | 8 |
| Sensory Disturbances | Often | 7 |
| Flu-like/immune symptoms | Often | 8 |
| Bowel and urinary | Often | 7 |
| Cardiovascular | Often | 7 |
| Respiratory | Often | 8 |
| Thermostatic instability | Often | 8 |