Table 1. Characteristics of the studies included in the meta-analyses.
First author | Bozaoglu | Wang | Bozaoglu | Jialal | Chu | Lehrke | Kim | Alfadda | |
Year | 2009 | 2009 | 2007 | 2013 | 2012 | 2009 | 2013 | 2012 | |
study population (n) | Mexican-American \ MS(969) | China/Obesity (76) | Mauritius/Obesity OR MS(142) | America/MS (45) | Korea \ MS (92) | Germany \ MS (303) | Korea/Obesity (35) | Saudi Arabia/Obesity (125) | |
Correlation | Coefficient | S | S | S OR P | S | P | S | S | P |
Diabetes markers | FPG | X | X | X | X | X | X | ||
2HPG | X | X | X | X | X | ||||
FSI | X | X | X | X | X | X | |||
HOMA-IR | X | X | X | X | X | X | X | ||
HbA1c | X | X | |||||||
Obesity markers | BMI | X | X | X | X | X | X | ||
TBF% | X | X | X | X | |||||
WC | X | X | X | ||||||
WHR | X | X | X | ||||||
Adiponectin | X | X | X | X | |||||
Leptin | X | X | |||||||
Metabolic syndrome markers | SBP | X | X | X | X | X | X | ||
DBP | X | X | X | X | X | ||||
LDL-C | X | X | X | ||||||
HDL-C | X | X | X | X | X | X | X | X | |
TG | X | X | X | X | X | X | X | X | |
TC | X | X | X | X | X | X | |||
CRP | X | X | X | X | X | X | |||
ALT | X | X | |||||||
r-GT | X | X |
ALT, Alanine Aminotransferase; BMI, body mass index; CRP, C-reactive protein; DBP, diastolic blood pressure; FSI, fasting serum insulin; FPG, fasting plasma glucose; r-GT, r-Glutamyl Transpeptidase; HbA1c, hemoglobin A1c; HDL-C, high-density lipoprotein cholesterol; HOMA-IR, homeostasis model of assessment for insulin resistence index; 2HPG, 2H postprandial plasma glucose; LDL-C, low-density lipoprotein cholesterol; P, Pearson correlation coefficient; S, Spearman correlation coefficient; SBP, systolic blood pressure; TC, total cholesterol; TG, triglyceride; TBF%, total body fat (%); WC, waist circumference; WHR, waist-hip ratio.