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Artificial pedigree data on eight families with inbreeding

Source: R/documentData.R
inbreeding.Rd

A dataset created purely from imagination that includes several types of inbreeding. Different kinds of inbreeding occur in each extended family.

Usage

data(inbreeding)

Format

A data frame (and ped object) with 134 rows and 7 variables

Details

The types of inbreeding are as follows:

  • Extended Family 1: Sister wives - Children with the same father and different mothers who are sisters.

  • Extended Family 2: Full siblings have children.

  • Extended Family 3: Half siblings have children.

  • Extended Family 4: First cousins have children.

  • Extended Family 5: Father has child with his daughter.

  • Extended Family 6: Half sister wives - Children with the same father and different mothers who are half sisters.

  • Extended Family 7: Uncle-niece and Aunt-nephew have children.

  • Extended Family 8: A father-son pairs has children with a corresponding mother-daughter pair.

Although not all of the above structures are technically inbreeding, they aim to test pedigree diagramming and path tracing algorithms.

The variables are as follows:

  • ID: Person identification variable

  • sex: Sex of the ID: 1 is female; 0 is male

  • dadID: ID of the father

  • momID: ID of the mother

  • FamID: ID of the extended family

  • Gen: Generation of the person

  • proband: Always FALSE