Rapid Communication
Copyright ©2006 Baishideng Publishing Group Co.
World J Gastroenterol. Nov 7, 2006; 12(41): 6707-6710
Published online Nov 7, 2006. doi: 10.3748/wjg.v12.i41.6707
Table 1 Demographic data of patients and controls
Demographic dataPatientsControls
Gender (M/F)20/4812/28
Median age (min-max)41 (20-77)38 (20-68)
Esophagitis
Grade A80.90%-
Grade B14.70%-
Grade C4.40%-
Grade D--