Table 3. Eckardt scoring system for acalasia[34].
| Symptom | 0 | 1 | 2 | 3 |
| Dysphagia | None | Occasional | Daily | With every meal |
| Regurgitation | None | Occasional | Daily | With every meal |
| Chest pain | None | Occasional | Daily | Several times a day |
| Weight loss (kg) | 0 | <5 | 5-10 | >10 |
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