Table 1.
Demographic data and results of preoperative diagnostics of patients with weakly acidic and acidic reflux
| Weakly acidic reflux patients | Acidic reflux patients | ||
|---|---|---|---|
| Total number | n = 67 (25%) | n = 201 (75%) | |
| Sex (M vs. F) | 36 (54%) vs. 31 (46%) | 137 (68%) vs. 64 (32%) | p = 0.03 |
| Median age (IQR) | 44 (19) | 51 (21) | p = 0.09 |
| Median BMI (IQR) | 25 (4.1) | 25.5 (5.5) | p = 0.122 |
| HH present | 57 (85%) | 174 (87%) | p = 0.584 |
| HH > 3 cm | 19 (28%) | 43 (21%) | p = 0.409 |
| Median total pH < 4% (IQR) | 2.2 (1.125) % | 7.5 (10.6) % | p = 0.00 |
| Median total reflux episodes (IQR) | 68 (31.75) | 60 (44.5) | p = 0.292 |
| Median LES resting pressure (IQR) | 20 (16.45) mmHg | 16.9 (13.725) mmHg | p = 0.059 |
| Median IRP (IQR) | 9 (7.75) | 9 (6.5) | p = 0.465 |
| Presence of IEM | 6 (9%) | 12 (6%) | p = 0.403 |
| Presence of BE | 7 (10%) | 22 (11%) | p = 0.801 |
| Use of PPIs | 60 (90%) | 175 (87%) | p = 0.507 |
Data were obtained and statistics applied, as described in “Methods” Abbreviations: HH hiatal hernia, LES lower esophageal sphincter, IRP integrated relaxation pressure, IEM ineffective esophageal motility, BE Barrett’s esophagus