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Comparison of twin and twin-sibling results of DF analysis
| Subjects | Model | B2 ± S.E. | p | B3 ± S.E. | p |
|---|---|---|---|---|---|
| Twins only | C = B1P + B2R + A | .667 ± .067 | ≤ .001 | ---- | ---- |
| Twins & siblings | C = B1P + B2R + B3S + A | .667 ± .070 | ≤ .001 | .082 ± .035 | .020 |
| Twins & siblings1 | C = B1P +B2R + A | .736 ± .063 | ≤ .001 | ---- | ---- |
Ignoring DZ co-twin versus co-sibling status
