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POPLOC
Person number of first father (from programming)

Codes

00 = No father of this person in the household.

Description

POPLOC is a constructed variable that indicates whether the person's father lived in the same household and, if so, gives the person number of the father (PERNUM). The method by which probable child-father links are identified is described in POPRULE.

POPLOC makes it easy for researchers to link the characteristics of children and their (probable) fathers.

  • User Caution: POPLOC identifies social relationships (such as stepfather and adoptive father) as well as biological relationships. POPLOC will also identify the unmarried partner of a child's mother identified with MOMLOC.

If the person identified with POPLOC has a spouse or partner identified through SPLOC, the spouse or partner will also be identified as a parent through MOMLOC (if a different-sex couple) or POPLOC2 (if a same-sex couple). POP2RULE and MOMRULE will communicate the method through which those relationships are identified.

Comparability

Due to variation in the information available for linking mothers and children, there are some differences across years. For example, in 1968 and before, there is no "grandchild" value in RELATE. In these samples, "other relatives" who are under 22 are allowed to link to both "Other relatives" and to the "Child" of head as a father when the age difference is appropriate. See the detailed notes on allowed links in POPRULE.

RELATE in years prior to 1997 referred to the relationship between a person and the family reference person, whereas after 1997 it referred to the relationship to the household reference person (with the relationship to the family reference person being indicated by FAMREL). For all years, POPLOC is assigned within family (FAMNUMR), so the effect of the change in RELATE is minimized.

Comparability with IPUMS-USA

The development of new family interrelationship variables was prompted by the desire to have more comparability between different IPUMS projects and over time. The family interrelationship variables use common logic across different IPUMS projects. Each project has different allowed links because of different levels of detail in each project, but the logic of assigning parents in ambiguous situations is the same.

Universe

  • 1963-2018: All persons.

Availability

  • 1963-2018

Weights

  • No weights are available for this variable. Please refer to POPLOC for more information.