Table 1. Baseline and study characteristics of the placebo and LGG groups.

Patients characteristics	Placebo	LGG
Boys/girls	11/18	19/12
Mean age (mo)	11.7 (0.5–48)	11.37 (2–15)
Weight (kg)	8.36 (4.3–19)	8.78 (4.8–13)
Height (cm)	70.3 (52–109)	72.6 (53–85)
Patients treated with omeprazole (%)	100	100
Mean omeprazole dose (mg/kg)	1.2 (0.8–2)	1.3 (0.9–2)
Treatment period (wk)	5.5 (4–6)	5.13 (4–6)
Follow-up period (wk)	12.1 (11–13)	11.9 (11–13.5)

Values are presented as number only, mean (range), or number (%).

LGG: Lactobacillus rhamnosus GG.