Table 2.

Estimation of the standardized difference means of related indictors with CI 95% between the intervention and placebo groups

Variable		Number of study	Standardized Mean difference (mg/dL)	CI 95%	P value	Heterogeneity
						I2 (%)	Q	P value Heterogeneity
Glucose	Intervention group (after vs. before)	3	−67.96	−155.17, 19.25	0.127	98.7	150.34	<0.001
	Placebo group (after vs. before)	3	−28.88	−76.27, 18.52	0.232	96.2	53.26	<0.001
	Change intervention group vs. placebo group	3	−36.93	−65.58, −8.28	0.012	85.0	13.37	<0.01
Triglycerides	Intervention group (after Vs. before)	4	−36.86	−117.78, 44.06	0.372	95.1	60.98	<0.001
	Placebo group (after Vs. before)	4	−21.68	−53.71, 10.35	0.185	78.5	13.98	0.003
	Change intervention group Vs. placebo group	4	−7.45	−51.35, 36.45	0.739	83.9	18.62	<0.001
Total cholesterol	Intervention group (after Vs. before)	4	−40.12	−128.84, 48.59	0.375	98.5	195.70	<0.001
	Placebo group (after Vs. before)	4	−19.37	−80.91, 42.18	0.537	97.2	108.87	<0.001
	Change intervention group Vs. placebo group	4	−23.23	−48.07, 1.62	0.067	80.5	15.41	<0.01
LDL-cholesterol	Intervention group (after Vs. before)	4	−24.69	−68.41, 19.04	0.269	92.6	40.57	<0.001
	Placebo group (after Vs. before)	4	−16.37	−43.10, 10.36	0.230	85.2	20.29	<0.001
	Change intervention group Vs. placebo group	4	−10.46	−21.01, 0.09	0.052	47.4	5.70	0.127
HDL-cholesterol	Intervention group (after Vs. before)	3	2.09	−8.62, 12.80	0.702	84.4	12.82	<0.01
	Placebo group (after Vs. before)	3	1.50	−2.28, 5.28	0.437	0.0	1.24	0.537
	Change intervention group Vs. placebo group	3	−3.02	−20.18, 14.14	0.730	85.8	14.13	<0.01

CI, confidence interval