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Comparison of parameters for the ERD and NERD subgroups of IDR patients
| ERD (n = 55) | NERD (n = 42) | P-value | |
| Age (yr) | 45.2 ± 13.3 | 51.2 ± 13.0 | 0.032 |
| Sex (F/M) | 25/30 | 22/20 | 0.511 |
| BMI (kg/m2) | 26.8 ± 3.4 | 26.3 ± 4.2 | 0.485 |
| EBCA (mmHg) | 70.9 ± 50.9 | 77.1 ± 34.5 | 0.497 |
| LESP (mmHg) | 9.2 ± 6.5 | 10.2 ± 8.6 | 0.526 |
| DeMeester score | 42.9 ± 27.2 | 42.1 ± 20.1 | 0.876 |
ERD: Erosive reflux disease; NERD: Non-erosive reflux disease.
