Table 2 Comparison of variables of MII-pH between two groups
|  | Training group (n = 30) | Control group (n = 30) | Test results |
|---|---|---|---|
DeMeester score | 16.64 (3.38;24.05) | 13.39 (4.64;23.06) | Z=-0.621, P = 0.535 |
AET (%) | 5.61 (0.90;8.03) | 5.84 (2.83;6.98) | Z=-0.200, P = 0.842 |
Acid SAP (%) | 96.65 (18.60;99.53) | 97.80 (19.48;100.00) | Z=-0.736, P = 0.464 |
Non-acid SAP (%) | 22.70 (0.00;99.80) | 21.35 (5.23;99.80) | Z=-0.703, P = 0.482 |
SI (%) | 59.70 (28.35;79.48) | 63.15 (31.50;87.68) | Z=-0.421, P = 0.673 |
Acidic reflux (n) | 71.00 (17.25;95.25) | 76.50 (24.75;108.25) | Z=-0.326, P = 0.717 |
Weakly acidic reflux (n) | 40.00 (9.75;82.50) | 29.00 (12.00;72.75) | Z=-0.015, P = 0.988 |
Weakly alkaline reflux (n) | 6.50 (3.00;24.00) | 9.50 (2.75;24.00) | Z-0.318, P = 0.750 |
Gas reflux (n) | 37.50 (19.25;61.50) | 42.00 (19.75;71.00) | Z=-0.422, P = 0.673 |
Liquid reflux (n) | 48.50 (18.50;77.00) | 44.00 (28.50;64.75) | Z=-0.303, P = 0.762 |
Mixed reflux (n) | 33.00 (12.75;56.25) | 36.00 (19.75;67.50) | Z=-0.673, P = 0.501 |
Proximal extent (n) | 11.00 (7.75;22.00) | 14.50 (6.00;22.00) | Z=-0.600, P = 0.549 |
Total number of reflux episodes (n) | 110.50 (97.25;207.25) | 131.50 (101.50;157.75) | Z=-0.924, P = 0.355 |