Title Internal Function used to extact input needed for liability estimation
extract_estimation_info_tbl(.tbl, cur_fid, h2, fid, pid, role, add_ind = TRUE)
list with two elements: tbl (tibble with all relevant information) and cov (covariance matrix) estimated through construct_covmat()
.tbl input from estimate_liability
current family ID being worked on
heritability value from estimate_liability
name of family ID column
name of personal ID column
name of role column
Whether the genetic liability be added. Default is TRUE.