Efficacy and safety of turmeric and curcumin in lowering blood lipid levels in patients with cardiovascular risk factors: a meta-analysis of randomized controlled trials

Table 2 Subgroup analysis of serum total cholesterol (TC) levels

Outcome of interest			No. of	No. of	Effects	SMD	95% CI	Heterogeneity		P-value
			study	patients	model			P value	I ² (%)
			arms
TC			6	436	Random	−0.375	−0.757 to 0.006	0.002	73.80	0.054
	Form of intervention	Turmeric powder	2	186	Fixed	−0.000	−0.288 to 0.288	0.272	17.10	0.999
		Turmeric extract	2	103	Fixed	−0.584	−0.980 to −0.188	0.228	31.10	0.004*
	Type of disease	MetS	2	136	Fixed	−0.934	−1.289 to −0.579	0.510	0.000	<0.0001***
		Hyperglycemia	4	300	Fixed	−0.059	−0.285 to 0.168	0.561	0.000	0.612