Forest Plot of Metabolic Syndrome Components (excluding Waist Circumference).

HDL = High Density Lipoprotein; Systolic = Systolic Blood Pressure (in mmHg); Diastolic = Diastolic Blood Pressure (in mmHg).</p

PRISMA Flow Diagram.

PRISMA Flow Diagram.</p

Forest Plot of Weight, BMI and Waist Circumference*.

<p>*weight = body weight in kg; BMI = Body Mass Index in kg/m2; Waist = waist circumference in cm.</p

Forest Plot of LDL, Insulin and HOMA*.

<p>* LDL = Low Density Lipoprotein; HOMA = Homeostatic Model Assessment.</p

Included Studies.

<p>Included Studies.</p