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Demographic information of the patients undergoing index endoscopy (n = 169)
| Patient demographics | BE group | Non BE group |
| (n = 46) | (n = 123) | |
| Mean age (yr) | 57.2 | 58.6 |
| Men (%) | 100 | 95.9 |
| Race | ||
| Caucasian (%) | 87 | 87 |
| Hispanic (%) | 10.9 | 10.6 |
| Black (%) | 2.2 | 2.4 |
| BMI (kg/m2 ) | 28.6 | 28.8 |
| Hiatus hernia size1 (mean, cm) | 3 | 2.5 |
| % HH (P < 0.001) | 90.2 | 72.6 |
5 Patients with unknown size HH.
