Table I.

Summary of Enrolled Subject Demographics

Total N	10
Male	9
Female	1
Race/ethnicity
Caucasian	6
Asian	3
African-American	1
Age (years)
Mean ± SD	38 ± 11
Range	23–59
Baseline gastric pH
Median	0.6
Range	0.5–1.8

Subjects had no prior history of gastrointestinal diseases as determined by a medical history review. Baseline gastric pH measurements were taken during the initial screening visit, and represents the median gastric pH observed in a 15-min interval after placement of the Heidelberg capsule