Package index

Genetic relationship matrix

Build the additive GRM (and household matrix) from a pedigree data frame.

build_grm()

Build an additive genetic relationship matrix from a pedigree

build_household()

Build a household (shared-environment) indicator matrix

Heritability estimation

Single-trait and batch profile-likelihood VC estimation.

herit_vc()

Profile-likelihood variance-components heritability estimation

herit_batch()

Batch heritability estimation over multiple traits

Household effects & twin ACE models

A vs C identifiability for family and twin cohorts.

herit_ace()

A vs C identifiability check (ACE model comparison)

Bivariate genetic/environmental correlation

Genetic and environmental correlation between trait pairs.

herit_bivar()

Bivariate genetic and environmental correlation between two traits

herit_bivar_batch()

Batch bivariate genetic/environmental correlations with FDR correction

Utilities

Helper functions used internally and exported for pipelines.

int_transform()

Inverse-normal (rank-based) transformation

Ritable_colours

R-itable colour palette

Visualisation

Forest plots for heritability results.

plot_forest()

Forest plot of heritability estimates

Package

Package-level documentation.

Ritable Ritable-package

Ritable: Pedigree-Based Heritability Estimation for Family Cohort Studies