Parameters | Non-GERD (n = 128) | GERD (n = 122) | P |
---|---|---|---|
24-h MII-pH monitoring | Â | Â | Â |
 Demeester score, median (IQR) | 11.2 (8.8–13) | 26.3 (14.0–51.7) | <0.001 |
 AET (%), median (IQR) | 3.1 (2.1–3.7) | 8.9 (4–12.1) | <0.001 |
 BET (%), median (IQR) | 1.05 (0.8–1.2) | 2 (0.4–5.5) | 0.006 |
 Number of all reflux episodes, median (IQR) | 63 (51.3–69) | 75 (55.8–117.3) | <0.001 |
HRM | |||
 Resting LES pressure (mmHg), median ( IQR) | 12.4 (7.3–18) | 8.4 (4.4–12) | <0.001 |
 Resting UES pressure (mmHg), median (IQR) | 57.2 (34.2–84.9) | 58.4 (39.6–80.7) | 0.605 |
HH# (%) | 24.2 | 73.0 | <0.001 |