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

Table 2

Subgroup analyses for the effects of probiotics on body weight.

Subgroup	Number of trials	Number of participants	I^2	Weighted mean difference
			%	(95% CI)
Probiotics dosage
≥ 10^10 CFU	5	171	3.8	-0.58 (-0.92, -0.23)
< 10^10 CFU	4	119	75.0	-0.41(-1.15, 0.34)
Number of probiotics species
Single	3	96	0	-0.49 (-0.92, -0.07)
Multiple	6	194	68.5	-0.41 (-0.97, 0.14)
Form of probiotics
Capsule or powder	7	247	19.4	-0.55(-0.84, -0.26)
Food	3	68	87.5	-0.50(-1.68, 0.67)