Clinical Characteristics of Patients with GERD
| Total | GERD diagnosed with endoscopy | GERD diagnosed without endoscopy | ||||
|---|---|---|---|---|---|---|
| ERD | NERD | |||||
| Severity (LA grade) | ||||||
| Total | 1,349 | 1,349 | 0 | 0 | ||
| Grade A | 975 (72.28) | 975 (72.28) | 0 (0.00) | 0 (0.00) | ||
| Grade B | 277 (20.53) | 277 (20.53) | 0 (0.00) | 0 (0.00) | ||
| Grade C | 73 (5.41) | 73 (5.41) | 0 (0.00) | 0 (0.00) | ||
| Grade D | 24 (1.78) | 24 (1.78) | 0 (0.00) | 0 (0.00) | ||
| Symptom |
||||||
| Total | 18,010 | 1,349 | 1,552 | 15,109 | ||
| Typical symptoms | 15,308 (85.00) | 1,228 (91.03) | 1,330 (85.70) | 12,750 (84.39) | ||
| Heartburn | 11,393 (63.26) | 987 (73.17) | 957 (61.66) | 9,449 (62.54) | ||
| Gastric acid reflux | 9,731 (54.03) | 794 (58.86) | 788 (50.77) | 8,149 (53.93) | ||
| Atypical symptoms | 7,523 (41.77) | 547 (40.55) | 661 (42.59) | 6,315 (41.80) | ||
| Chest pain | 4,945 (27.46) | 356 (26.39) | 456 (29.38) | 4,133 (27.35) | ||
| Foreign-body sensation in throat | 2,547 (14.14) | 171 (12.68) | 201 (12.95) | 2,175 (14.40) | ||
| Hoarse voice | 924 (5.13) | 42 (3.11) | 62 (3.99) | 820 (5.43) | ||
| Chronic cough | 794 (4.41) | 45 (3.34) | 54 (3.48) | 695 (4.60) | ||
| Asthma | 66 (0.37) | 4 (0.30) | 3 (0.19) | 59 (0.39) | ||
| Others | 197 (1.09) | 50 (3.71) | 45 (2.90) | 102 (0.68) | ||
| Asymptomatic | 23 (0.13) | 23 (1.70) | 0 (0.00) | 0 (0.00) | ||
Explanation: Number of subjects (percentage of subjects).
ERD, erosive reflux disease; NERD, nonerosive reflux disease; GERD: gastroesophageal reflux disease.
aDuplicate counting of patient’s frequency.