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    Home / Central Data Catalog / IPUMS / TTO_1990_PHC_V01_M_V7.5_A_IPUMS / variable [TT1990A_STRATA]
ipums

1990 Population and Housing Census - IPUMS Subset

Trinidad and Tobago, 1980
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Reference ID
TTO_1990_PHC_v01_M_v7.5_A_IPUMS
Producer(s)
Central Statistical Office, IPUMS
Collection(s)
Integrated Public Use Microdata Series (IPUMS)
Metadata
DDI/XML JSON
Created on
Aug 01, 2025
Last modified
Aug 01, 2025
Page views
6785
  • Study Description
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  • Data files
  • TTO1990_PHC-H-H.dat
  • TTO1990_PHC-P-H.dat

Strata (TT1990A_STRATA)

Data file: TTO1990_PHC-H-H.dat

Overview

Type: Continuous
Decimal: 0
Start: 186
End: 189
Width: 4
Range: -
Format: Numeric

Description

Definition
This variable is the strata identifier for the sample. Strata is a constructed variable that captures implicit geographic stratification resulting from the sample design. It is created by assigning a unique identifier to groups of between 10 and 19 adjacent households. Additional documentation is available on the Variance Estimation page.
Universe
Trinidad and Tobago 1990: All households

concept

Concept
var_concept.title Vocabulary
Geography: Global Variables -- HOUSEHOLD IPUMS

Imputation and derivation

Derivation
This is a 4-digit numeric variable with 0 implied decimal places
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