The Potential Role of Probiotics in Controlling Overweight/Obesity and Associated Metabolic Parameters in Adults: A Systematic Review and Meta-Analysis

Table 3

Subgroup analyses for the effects of probiotics on BMI.

Subgroup	Number of trials	Number of participants	I^2	Weighted mean difference
			%	(95% CI)
Probiotics dosage
≥ 10^10 CFU	6	213	66.6	-0.29 (-0.46, -0.12)
< 10^10 CFU	4	119	46.9	-0.18 (-0.48, 0.12)
Number of probiotics species
Single	4	138	56.8	-0.36 (-0.52, -0.20)
Multiple	6	194	55.5	-0.15 (-0.39, 0.10)
Form of probiotics
Capsule or powder	7	220	64.1	-0.25(-0.43, -0.07)
Food	4	137	61.4	-0.34(-0.57, -0.12)