Package index
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estimate_liability()
- Estimating the genetic or full liability for a variable number of phenotypes
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estimate_gen_liability_ltfh()
- Estimate genetic liability similar to LT-FH
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kendler()
- Title Kendler's FGRS
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attach_attributes()
- Attach attributes to a family graphs
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censor_family_onsets()
- Censor onset times in a family based on a proband's end of follow-up.
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familywise_censoring()
- Censor Family Onsets for Multiple Families
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familywise_attach_attributes()
- Wrapper to attach attributes to family graphs
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get_family_graphs()
- Automatically identify family members of degree n
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get_onset_time()
- Calculate age of diagnosis, age at end of follow up, and status
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graph_to_trio()
- Convert from igraph to trio information
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prepare_thresholds()
- Calculate (personalised) thresholds based on CIPs.
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prepare_graph()
- Construct graph from register information
Simulation functions
Functions used to simulate data for the liability threshold model family history estimators.
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construct_covmat()
- Constructing a covariance matrix for a variable number of phenotypes
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construct_covmat_multi()
- Constructing a covariance matrix for multiple phenotypes
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construct_covmat_single()
- Constructing a covariance matrix for a single phenotype
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convert_age_to_cir()
- Convert age to cumulative incidence rate
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convert_age_to_thresh()
- Convert age to threshold
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convert_cir_to_age()
- Convert cumulative incidence rate to age
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convert_liability_to_aoo()
- Convert liability to age of onset
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estimate_liability_single()
- Estimating the genetic or full liability
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estimate_liability_multi()
- Estimating the genetic or full liability for multiple phenotypes
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simulate_under_LTM()
- Simulate under the liability threshold model.
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simulate_under_LTM_multi()
- Simulate under the liability threshold model (multiple phenotypes).
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simulate_under_LTM_single()
- Simulate under the liability threshold model (single phenotype).
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convert_format()
- Attempts to convert the list entry input format to a long format
Internal functions and functions used in the estimator functions
The primary functions used in the family history estimators and some helper functions.
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convert_observed_to_liability_scale()
- Convert the heritability on the observed scale to that on the liability scale
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correct_positive_definite()
- Positive definite matrices
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extract_estimation_info_graph()
- Title Internal Function used to extact input needed from graph input for liability estimation
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extract_estimation_info_tbl()
- Title Internal Function used to extact input needed for liability estimation
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fixSexCoding()
- Fixing sex coding in trio info
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get_all_combs()
- construct all combinations of input vector
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get_covmat()
- Construct kinship matrix from graph
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get_relatedness()
- Relatedness between a pair of family members
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graph_based_covariance_construction()
- Constructing covariance matrix from local family graph
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graph_based_covariance_construction_multi()
- Constructing covariance matrix from local family graph for multi trait analysis
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Gibbs_estimator()
- Wrapper around the Gibbs Sampler that returns formatted liability estimates for the proband
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kendler_family_calculations()
- Title Helper function for Kendler's FGRS
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PA_algorithm()
- Title Pearson-Aitken algorithm to calculate mean values in truncated multivariate normal distributions
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rtmvnorm.gibbs()
- Gibbs Sampler for the truncated multivariate normal distribution
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tnorm_mean()
- Title: Calculate the mean of the truncated normal distribution
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tnorm_mixture_conditional()
- Title: Calculates mean and variance of mixture of two truncated normal distributions
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tnorm_var()
- Title: Calculate the variance of the truncated normal distribution
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truncated_normal_cdf()
- CDF for truncated normal distribution.