Table 1.

Relative abundances of bacterial phyla at baseline for placebo and omeprazole.

Phyla	Placebo	Omeprazole	p-Value
Firmicutes	54.592 (±28.63)	50.490 (±12.47)	0.9425
Actinobacteria	42.552 (±22.55)	45.418 (±13.83)	0.6191
Bacteroidetes	2.238 (±1.84)	2.967 (±4.40)	0.9361
Proteobacteria	0.436 (±0.33)	0.573 (±1.03)	0.0140
Fusobacteria	0.021 (±0.01)	0.013 (±0.27)	0.7833

The data are presented as mean (±SD) percentage of each bacterial phyla.