From: Characterization of bacterial biota in the distal esophagus of Japanese patients with reflux esophagitis and Barrett’s esophagus
Number
Sex (M/F)
Mean age (min-max)
Normal subjects
6
2/4
55.5 (41–75)
Reflux esophagitis
75.5 (61–83)
Barrett’s esophagus
4/2
73.7 (64–83)