All Waves

Column

Pregnancy, 2017-2019

Variable: cmjan3yr
Description/Question: Century month for the January three years prior to cmintvw (computed in Flow Check A-1; respondent variable)
Type: computed

Universe: Applicable for all pregnancies (respondent-level variable)
Notes:

Pregnancy, 2015-2017

Variable: cmjan3yr
Description/Question Century month for the January three years prior to cmintvw (computed in Flow Check A-1; respondent variable)
Type: computed

Universe: Applicable for all pregnancies (respondent-level variable)
Notes:

Pregnancy, 2013-2015

Variable: cmjan3yr
Description/Question Century month for the January three years prior to cmintvw (computed in Flow Check A-1; respondent variable)
Type: computed

Universe: Applicable for all pregnancies (respondent-level variable)
Notes:

Pregnancy, 2011-2013

Variable: cmjan3yr
Description/Question Century month for the January three years prior to cmintvw (computed in Flow Check A-1; respondent variable)
Type: computed

Universe: Applicable for all pregnancies (respondent-level variable)
Notes:

Pregnancy, 2006-2010

Variable: cmjan3yr
Description/Question Century month for the January three years prior to cmintvw (computed in Flow Check A-1; respondent variable)
Type: Computed

Universe: Applicable for all pregnancies (respondent-level variable)
Notes:

Pregnancy, 2002

Variable: Variable does not exist in this survey/wave
Description/Question
Type:

Universe:
Notes:

2017-2019 only

Column

Pregnancy, 2017-2019

Variable: cmjan3yr
Description/Question: Century month for the January three years prior to cmintvw (computed in Flow Check A-1; respondent variable)
Type: computed

Universe: Applicable for all pregnancies (respondent-level variable)
Notes:

2015-2017 only

Column

Pregnancy, 2015-2017

Variable: cmjan3yr
Description/Question Century month for the January three years prior to cmintvw (computed in Flow Check A-1; respondent variable)
Type: computed

Universe: Applicable for all pregnancies (respondent-level variable)
Notes:

2013-2015 only

Column

Pregnancy, 2013-2015

Variable: cmjan3yr
Description/Question Century month for the January three years prior to cmintvw (computed in Flow Check A-1; respondent variable)
Type: computed

Universe: Applicable for all pregnancies (respondent-level variable)
Notes:

2011-2013 only

Column

Pregnancy, 2011-2013

Variable: cmjan3yr
Description/Question Century month for the January three years prior to cmintvw (computed in Flow Check A-1; respondent variable)
Type: computed

Universe: Applicable for all pregnancies (respondent-level variable)
Notes:

2006-2010 only

Column

Pregnancy, 2006-2010

Variable: cmjan3yr
Description/Question Century month for the January three years prior to cmintvw (computed in Flow Check A-1; respondent variable)
Type: Computed

Universe: Applicable for all pregnancies (respondent-level variable)
Notes:

2002 only

Column

Pregnancy, 2002

Variable: Variable does not exist in this survey/wave
Description/Question
Type:

Universe:
Notes: