| Symptomatology | Workforce | Proportion in % of total |
| Asthenia | 20 | 76.9 |
| Vertigo | 20 | 76.9 |
| Dyspnea of effort | 19 | 73.1 |
| Headache | 18 | 69.2 |
| Anorexia | 15 | 57.7 |
| Insomnia | 7 | 26.9 |
| Fatigability | 5 | 19.2 |
| Chest pain | 3 | 11.5 |
| Palpitation | 3 | 11.5 |