Table 1.

Onset and duration measures of gastric re-acidification using BHCl after rabeprazole-induced hypochlorhydria. Onset of effect is characterized by the time to pH < 3, while the duration of effect is characterized by the rebound times to pH > 3 and pH > 4.

Subject	Time to pH < 3 (Post-BHCl, min)	Rebound Time to pH > 3 (min)	Rebound Time to pH > 4 (min)
P-001	2.13	29	42
P-002	12.6	83	83
P-003	4.05	46	53
P-004	1.83	90	90
P-005	8.83	121	127
P-006	8.23	66	66
Mean (±SD)	6.27 (±4.29)	73 (±33)	77 (±30)