Table 1: Demographic data of patients with mild erosive esophagitis, severe esophagitis, and Barrett’s esophagus.

CharacteristicsMild erosive Severe erosive Barrett’s
esophagitisesophagitisesophagus
(LA grade A/B)(LA grade C/D)

Patient number
Age (yr) (mean SD)
Gender (male)300/534 (56.2%)32/37 (86.5%)*38/54 (70.4%)
Metabolic syndrome144/458 (31.4%)15/35 (42.9%)15/46 (32.6%)
Hiatal hernia120/532 (22.6%)26/37 (70.3%)*15/54 (27.8%)#

P < 0.05 compared with esophagitis A/B.
P < 0.05 compared with esophagitis C/D.