Table 1. This table shows the prevalence of long COVID-19 symptoms reported by patients who underwent stellate ganglion block treatment for long COVID-19 syndrome.
| Symptom | Total reports | Percentage | Males | Females |
| Shortness of breath | 17 | 41% | 10 | 7 |
| Cough | 10 | 24% | 6 | 4 |
| Fatigue | 35 | 85% | 15 | 20 |
| Chest pain | 10 | 24% | 4 | 6 |
| Joint/muscle pain | 16 | 39% | 7 | 9 |
| Tachycardia/palpitations | 9 | 22% | 4 | 5 |
| Post-exertional malaise | 27 | 66% | 14 | 13 |
| Pins and needles | 9 | 22% | 3 | 6 |
| Diarrhea | 8 | 20% | 3 | 5 |
| Changes in taste/smell | 18 | 44% | 10 | 8 |
| Fever | 1 | 2% | 0 | 1 |
| Dizziness | 17 | 41% | 11 | 6 |
| Difficulty sleeping | 14 | 34% | 7 | 7 |
| Rash | 2 | 5% | 0 | 2 |
| Mood changes | 21 | 51% | 11 | 10 |
| Headache | 16 | 39% | 8 | 8 |
| Changes in menstrual cycle | 5 | 12% | 0 | 5 |
| Brain fog | 33 | 80% | 15 | 18 |