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Definition

The self-reported number of cigarettes usually smoked daily by a pregnant woman after the first 20 weeks of pregnancy until the birth

Components

Data Element (this item)

Representation

This representation is based on the value domain for this data element, more information is available at " Number of tobacco cigarettes N[NN] ".
Data Type Number
Format N[NN]
Maximum character length 3
Values
Value Meaning Start Date End Date
Supplementary Values 998 Occasional smoking (less than one)
999 Not stated/inadequately described

Comments

Guide for use:

Data should be collected after the birth.
‘After 20 weeks’ is defined as greater than or equal to 20 completed weeks’ gestation (>=20 weeks + 0 days).
‘Usually’ is defined as ‘according to established, or frequent usage; commonly, ordinarily; as a rule’. If a woman reports having quit smoking at some point between 20 weeks of pregnancy and the birth, the value recorded should be the number of cigarettes usually smoked daily prior to quitting.

Context:
Perinatal Statistics

References

Related content

Relation Count
Input in Derivations 0
Output in Derivations 0
Inclusion in Data Set Specifications 5
Inclusion in Data Distributions 0
As a numerator in an Indicator 1
As a denominator in an Indicator 0
As a disaggregation in an Indicator 0