1990 Census of Population and Housing - IPUMS Subset

United States, 1990

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Reference ID

USA_1990_PHC_v01_M_v7.5_A_IPUMS

Producer(s)

U.S. Census Bureau, IPUMS

Metadata

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Created on

Sep 03, 2025

Last modified

Sep 03, 2025

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Rule for linking mother (US1990A_MOMRULE)

Data file: USA1990_PHC-P-H.dat

Overview

Type: Discrete

Decimal: 0

Start: 236

End: 236

Width: 1

Range: -

Format: Numeric

Questions and instructions

Categories

Value	Category
0	No mother link
1	Unambiguous mother link
2	Daughter/grandchild link
3	Preceding female (no intervening person)
5	Daughter/grandchild (child surviving status)
6	Preceding female (child surviving status)
7	Spouse of father becomes stepmother

Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.

Description

Definition

This variable indicates why the IPUMS variable MOMLOC linked the person to a probable mother.

Universe

United States 1990: All persons

concept

Concept

var_concept.title	Vocabulary
Constructed Family Interrelationship Variables -- PERSON	IPUMS

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