Table 2.
Estimated twin correlations across sex for the different informant scores and the two zygosity groups
| Within person correlations | Cross person correlations: within informant (diagonal) and cross informant (off diagonals) | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Male pairs | Female pairs | Opposite sex pairs | |||||||||||||
| Mo | Fa | Tw | Mo | Fa | Tw | Mo | Fa | Tw | Mo | Fa | Tw | ||||
| Mother | Males | 1 | Mother | MZ | 0.75 | 0.55 | – | ||||||||
| Females | 1 | DZ | 0.29 | 0.15 | 0.37 | ||||||||||
| Father | Males | 0.47 | 1 | Father | MZ | 0.40 | 0.73 | 0.35 | 0.66 | – | – | ||||
| Females | 0.47 | 1 | DZ | 0.07 | 0.17 | 0.14 | 0.36 | 0.11 | 0.38 | ||||||
| Twins | Males | 0.32 | 0.28 | 1 | Twins | MZ | 0.21 | 0.23 | 0.48 | 0.26 | 0.19 | 0.40 | – | – | – |
| Females | 0.38 | 0.29 | 1 | DZ | 0.10 | 0.15 | 0.12 | 0.09 | 0.12 | 0.21 | 0.13 | 0.04 | 0.10 | ||