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Scoring system for evaluation of clinical symptoms
| Symptom | Score by frequency of symptoms | |||
| Each meal | Daily | Weekly | None | |
| Dysphagia to solids | 3 | 2 | 1 | 0 |
| Dysphagia to liquids | 3 | 2 | 1 | 0 |
| Active regurgitation | 3 | 2 | 1 | 0 |
| Daily | Weekly | Monthly | None | |
| Passive regurgitation | 3 | 2 | 1 | 0 |
| Chest pain | 3 | 2 | 1 | 0 |
