| Score | ||
---|---|---|---|
Mild (0) | Moderate (1) | Severe (2) | |
Symptom | |||
 Heartburn frequency | 1 day a week | 2–3 days a week | 4–7 days a week |
 Heartburn relief time | Relieve within 1h | Relieve within 1-3h | > 3 h does not relieve even all day |
 Regurgitation frequency | 1 day a week | 2–3 days a week | 4–7 days a week |