Title Helper function for Kendler's FGRS

Usage

kendler_family_calculations(
  tbl,
  cov,
  pid,
  cur_dad_id,
  cur_mom_id,
  env_cor_sib = 1,
  env_cor_f = 1,
  env_cor_m = 1
)

tbl: tibble with columns cip, lower, upper, and pid (the personal identifier column).
cov: Kinship matrix with proband as first row and column
pid: column name of personal identifier
cur_dad_id: ID of father (not column name, but the actual ID)
cur_mom_id: ID of mother (not column name, but the actual ID)
env_cor_sib: Cohabitation effect, i.e. Factor by which the siblings are weighted. Defaults to 1.
env_cor_f: Cohabitation effect, i.e. Factor by which the father is weighted. Defaults to 1.
env_cor_m: Cohabitation effect, i.e. Factor by which the mother is weighted. Defaults to 1.

A tibble with family specific values required for Kendler's FGRS calculation.

# See Vignettes.