Table 1 Clinical, endoscopic, and manometric characteristics of the study population
Characteristics | Abnormal AET | Inconclusive AET | Normal AET | p |
|---|---|---|---|---|
(n = 34) | (n = 9) | (n = 90) | ||
Clinical symptoms, n (%) | ||||
Regurgitation | 26 (76.5) | 7 (77.8) | 70 (77.8) | 0.99 |
Heartburn | 18 (52.9) | 7 (77.8) | 49 (54.4) | 0.38 |
Chest pain | 10 (29.4) | 1 (11.1) | 26 (28.9) | 0.51 |
Dysphagia | 7 (20.6) | 4 (44.4) | 20 (22.2) | 0.29 |
Pharyngeal symptoms | 24 (70.6) | 4 (44.4) | 62 (68.9) | 0.3 |
Clinical questionnaire score, mean ± SD | ||||
FSSG | 12.3 ± 8.1 | 14.7 ± 6.4 | 11.4 ± 6.9 | 0.4 |
GerdQ | 7.9 ± 2.7 | 8.4 ± 1.9 | 7.8 ± 3.1 | 0.82 |
Upper endoscopy, n(%) | ||||
Reflux Esophagitis | 0.61 | |||
No | 8 (23.5) | 3 (33.3) | 30 (33.3) | |
LA grade A | 24 (70.6) | 6 (66.7) | 56 (62.2) | |
LA grade B-C | 2 (5.8) | 0 | 4 (4.4) | |
High-resolution manometry (HRM), n(%) | ||||
Hypomotility | 23 (67.6) | 6 (66.7) | 48 (53.3) | 0.3 |
EGJ hypotonia | 10 (29.4) | 2 (22.2) | 13 (14.4) | 0.16 |
EGJ morphology | 0.68 | |||
Type I | 29 (85.3) | 9 (100) | 76 (84.4) | |
Type II | 4 (11.8) | 0 | 13 (14.4) | |
Type III | 1 (2.9) | 0 | 1 (1.1) | |