Table 3.

The effects of curcumin supplementation on body composition based on subgroup analysis.

Variable		Number of SMD included	Subgroups	Pooled effect estimate	95% CI	I 2 (%)	Overall I 2 (%)
BMI	Dosage of curcumin (mg/day)	4	≤500 (mg/day)	−0.46	−0.93, 0.01	79.2	69.7
		10	>500 (mg/day)	−0.33	−0.63, −0.03	68.2
	Duration of study (week)	10	≤8 weeks	−0.42	−0.69, −0.14	72.1
		4	>8 weeks	−0.24	−0.79, 0.32	71.1
Body weight	Dosage of curcumin (mg/day)	5	≤500 (mg/day)	−0.43	−0.85, −0.00	78.1	45.7
		10	>500 (mg/day)	−0.19	−0.33, −0.04	0.0
	Duration of study (week)	11	≤8 weeks	−0.25	−0.46, − 0.04	54.9
		4	>8 weeks	−0.22	−0.47, 0.03	52.4
WC	Dosage of curcumin (mg/day)	2	≤500 (mg/day)	0.07	−0.33, 0.46	0.0	42.1
		7	>500 (mg/day)	−0.31	−0.51, −0.10	41.4
	Duration of study (week)	5	≤8 weeks	−0.15	−0.36, 0.07	5.1
		4	>8 weeks	−0.34	−0.64, −0.04	51.6
HR	Dosage of curcumin (mg/day)	1	≤500 (mg/day)	0.11	−0.68, 0.90	-	0.0
		4	>500 (mg/day)	−0.20	−0.46, 0.06	0.0
	Duration of study (week)	3	≤8 weeks	−0.23	−0.51, 0.06	0.0
		2	>8 weeks	0.02	−0.49, 0.53	0.0
Leptin	Dosage of curcumin (mg/day)	2	≤500 (mg/day)	−0.86	−1.42, −0.30	6.0	0.0
		2	>500 (mg/day)	−0.99	−1.22, −0.75	0.0
	Duration of study (week)	3	≤8 weeks	−0.86	−1.19, −0.53	0.0
		1	>8 weeks	−1.05	−1.34, −0.76	-
Adiponectin	Dosage of curcumin (mg/day)	2	≤500 (mg/day)	0.65	−0.11, 1.41	50.4	94.5
		3	>500 (mg/day)	1.28	0.15, 2.41	97.1
	Duration of study (week)	3	≤8 weeks	0.95	0.27, 1.63	70.3
		2	>8 weeks	1.23	−0.49, 2.94	98.5