BMI | Outcome | No. of studies | Pooled sample size | Heterogeneity | Overall effect | |||
---|---|---|---|---|---|---|---|---|
 |  | T2 | I2 | P-value | SMD [95% CI] | P-value | ||
BMI < 27 | BMI | 7 | 618 | 0.83 | 94% | <0.00001 | -0.27 [-0.98, 0.43] | 0.45 |
 | SBP | 3 | 381 | 0.09 | 72% | 0.03 | 0.20 [-0.21, 0.60] | 0.34 |
 | DBP | 3 | 381 | 0.10 | 74% | 0.02 | 0.15 [-0.27, 0.57] | 0.48 |
 | FPG | 7 | 788 | 0.02 | 38% | 0.14 | -0.05 [-0.24, 0.13] | 0.57 |
 | HbA1c | 6 | 720 | 0.00 | 0% | 0.43 | 0.06 [-0.09, 0.20] | 0.43 |
 | PPBS | 4 | 276 | 0.23 | 780% | 0.003 | -0.38 [-0.91, 0.15] | 0.16 |
 | TC | 5 | 455 | 0.37 | 88% | <0.00001 | 0.26 [-0.31, 0.84] | 0.37 |
 | HDL | 5 | 455 | 0.57 | 92% | <0.00001 | 0.11 [-0.58, 0.81] | 0.75 |
 | LDL | 3 | 340 | 0.08 | 65% | 0.06 | 0.30 [-0.09, 0.70] | 0.14 |
 | TG | 5 | 455 | 0.13 | 72% | 0.006 | 0.33 [-0.05, 0.71] | 0.09 |
 | FINS | 5 | 352 | 0.21 | 78% | 0.001 | -0.17 [-0.63, 0.29] | 0.47 |
BMI ≥ 27 | BMI | 3 | 370 | 0.13 | 79% | 0.009 | 0.31 [-0.15, 0.78] | 0.18 |
 | SBP | 2 | 234 | 0.42 | 91% | 0.001 | 0.69 [-0.25, 1.63] | 0.15 |
 | DBP | 2 | 234 | 0.47 | 92% | 0.0005 | 0.63 [-0.36, 1.63] | 0.21 |
 | FPG | 2 | 300 | 0.00 | 0% | 0.82 | 0.34 [0.11, 0.57] | 0.003 |
 | HbA1c | 2 | 300 | 0.27 | 91% | 0.001 | 0.17 [-0.58, 0.93] | 0.65 |
 | PPBS | 2 | 300 | 0.01 | 29% | 0.24 | 0.09 [-0.18, 0.36] | 0.51 |
 | TC | 3 | 370 | 0.02 | 30% | 0.24 | 0.33 [0.08, 0.58] | 0.01 |
 | HDL | 3 | 370 | 0.00 | 0% | 0.71 | 0.03 [-0.18, 0.23] | 0.79 |
 | LDL | 2 | 300 | 0.00 | 6% | 0.30 | 0.32 [0.08, 0.56] | 0.008 |
 | TG | 3 | 370 | 0.00 | 4% | 0.35 | 0.15 [-0.06, 0.36] | 0.17 |
 | FINS | 3 | 370 | 0.76 | 95% | <0.00001 | 0.56 [-0.45, 1.57] | 0.28 |