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    Home / Central Data Catalog / NGA-NPC-DHS-2008-V1.0 / variable [F18]
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Demographic and Health Survey, 2008
Fifth Round

Nigeria, 2008
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Reference ID
NGA-NPC-DHS-2008-v1.0
Producer(s)
National Population Commission (NPC)
Metadata
DDI/XML JSON
Created on
Oct 18, 2010
Last modified
Dec 02, 2013
Page views
1755891
Downloads
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Marriage to first birth int. (V221)

Data file: Woman

Overview

Valid: 23163
Invalid: 11433
Minimum: 0
Maximum: 996
Type: Continuous
Decimal: 0
Start: 224
End: 226
Width: 3
Range: 0 - 996
Format: Numeric

Description

Universe
Ever married women who have ever given birth (V501 > 0 and V201 > 0)

Imputation and derivation

Derivation
Calculated as the difference between her date of marriage and the date of her first child's birth (B3(V224) - V509)

Others

Notes
Code 996 for Negative interval
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