Table 3.
Twin pair correlations and univariate twin structural equation model variable estimates for QUICKI and triacylglycerol for normal weight and overweight participants
| Variables | Number of pairs | Correlations | h2 (95% CI) | e 2 (95% CI) | ||
|---|---|---|---|---|---|---|
| MZ | DZ | r mz | r dz | |||
| QUICKI | ||||||
| Normal weight | 73 | 282 | 0.48 | 0.31 | 0.50 (0.37–0.60) | 0.50 (0.40–0.63) |
| Overweight | 26 | 154 | 0.90 | 0.23 | 0.81 (0.65–0.90) | 0.19 (0.10–0.35) |
| Triacylglycerol | ||||||
| Normal weight | 99 | 342 | 0.52 | 0.21 | 0.48 (0.36–0.60) | 0.52 (0.40–0.64) |
| Overweight | 42 | 186 | 0.66 | 0.35 | 0.67 (0.52–0.78) | 0.33 (0.22–0.48) |
DZ, dizygotic twins; e2, variance explained by unique environment; h2, variance explained by additive genetics (heritability); MZ, monozygotic twins