Alcohol misuse in adulthood (ages 20–63) | ||||||
---|---|---|---|---|---|---|

Model 1* | Model 2† | |||||

Estimate | P value | 95% CI | Estimate | P value | 95% CI | |

Parental alcohol misuse (ages 0–19) | ||||||

Total excess relative risk (tereri) | 1.80 | 0.040 | 0.08, 3.53 | 1.45 | 0.065 | −0.09, 3.00 |

Four-way decomposition by school performance in grade 12 (age 19) | ||||||

Excess relative risk due to neither mediation nor interaction (ereri_cde) | 1.26 | 0.290 | −1.07, 3.61 | 1.20 | 0.313 | −1.13, 3.53 |

Excess relative risk due to interaction only (ereri_intref) | 0.38 | 0.648 | −1.24, 2.01 | 0.19 | 0.806 | −1.32, 1.69 |

Excess relative risk due to mediated interaction (ereri_intmed) | 0.10 | 0.650 | −0.34, 0.54 | 0.03 | 0.807 | −0.23, 0.29 |

Excess relative risk due to mediation only (ereri_pie) | 0.06 | 0.028 | 0.01, 0.11 | 0.03 | 0.123 | −0.01, 0.07 |

Total effect relative risk ratio (tereria) | 2.80 | 0.001 | 1.08, 4.53 | 2.45 | 0.002 | 0.91, 4.00 |

Four-way decomposition by school performance in grade 12 (age 19) | ||||||

Proportion due to neither mediation nor interaction (p_cde) | 0.70 | 0.215 | −0.41, 1.81 | 0.83 | 0.186 | −0.40, 2.05 |

Proportion due to interaction only (p_intref) | 0.21 | 0.638 | −0.67, 1.09 | 0.13 | 0.807 | −0.91, 1.17 |

Proportion due to mediated interaction (p_intmed) | 0.06 | 0.640 | −0.18, 0.29 | 0.02 | 0.808 | −0.16, 0.20 |

Proportion due to mediation only (p_pie) | 0.03 | 0.128 | −0.01, 0.07 | 0.02 | 0.225 | −0.01, 0.06 |

Overall proportion due to mediation (op_m) | 0.09 | 0.465 | −0.15, 0.33 | 0.04 | 0.648 | −0.14, 0.23 |

Overall proportion due to interaction (op_ati) | 0.27 | 0.638 | −0.84, 1.38 | 0.15 | 0.807 | −1.07, 1.37 |

Overall proportion eliminated (op_e) | 0.30 | 0.597 | −0.81, 1.41 | 0.17 | 0.781 | −1.05, 1.40 |

*Unadjusted.

†Adjusted for gender, parental social class, parental educational level and parental income.

Component names, as specified in the

*med4way*output, are presented in the table as italicised.