Table 2 Summary of meta-analysis outcomes
Outcome | No. of studies | No. of participants | Type of meta-analysis | Effect estimate (95% CI) | P value | I2 (%) | Egger's test (P value) |
|---|---|---|---|---|---|---|---|
Total Testosterone | 3 | 179 | WMD (fixed) | -0.14,0.11 | 0.767 | 31.8 | 0.991 |
SHBG | 3 | 179 | WMD (fixed) | 0.32,19.18 | 0.043 | 0.0 | 0.075 |
HOMA-IR | 3 | 189 | WMD (random) | -1.12,0.37 | 0.326 | 53.3 | 0.687 |
BMI | 5 | 270 | WMD (fixed) | -1.32,0.31 | 0.227 | 0.0 | 0.182 |
Weight | 4 | 206 | WMD (fixed) | -3.25,1.54 | 0.485 | 0.0 | 0.588 |
NO | 2 | 124 | WMD (random) | -8.78,5.31 | 0.630 | 69.9 | \ |
TAC | 2 | 124 | WMD (fixed) | 65.24,147.18 | ≤ 0.001 | 0.0 | \ |
GSH | 2 | 124 | WMD (random) | -39.30,91.68 | 0.433 | 64.1 | \ |
MDA | 2 | 124 | WMD (random) | -1.16,0.43 | 0.373 | 54.3 | \ |
LDL | 2 | 136 | SMD (fixed) | -0.49,0.18 | 0.359 | 0.0 | \ |
HDL | 2 | 136 | SMD (fixed) | -0.48,0.19 | 0.405 | 0.0 | \ |
Triglycerides | 2 | 136 | SMD (random) | -0.84,0.62 | 0.769 | 78.6 | \ |
FPG | 2 | 123 | SMD (random) | -1.38,0.90 | 0.678 | 89.7 | \ |