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Praxis Data Lab

Praxis Data Lab · Study Builder

Build your NHANES study with harmonization intelligence.

Combine variables from the indexed Continuous NHANES catalog, choose the cycles you need, and see how Praxis connects source history, methods, cycle boundaries, and cross-code lineage into a study-specific harmonization view.

2variables selected

1 cycle in this study.

Praxis harmonization check: ready

The selected variables and cycle span have no indexed blocking harmonization boundary.

2 variable assessments

ACD011C
Compatiblemoderate confidence

Questionnaire

What language(s) {do you/does SP} usually speak at home?

Source releases
5
Available cycles
2011-2012 · 2013-2014 · 2015-2016 · 2017-2018 · 2017-2020
Dataset
Acculturation

Praxis found no indexed change boundary inside the selected cycle span that prevents pooling. Standard NHANES design requirements still apply.

Evidence provenance: Praxis automated inference from indexed CDC/NCHS evidence

Files for selected cycles
    Remove from studyVariable historyCDC source
    ACD080
    Compatiblemoderate confidence

    Questionnaire

    In what country was {your/SP's} mother born?

    Source releases
    3
    Available cycles
    1999-2000 · 2001-2002 · 2003-2004
    Dataset
    Acculturation

    Praxis found no indexed change boundary inside the selected cycle span that prevents pooling. Standard NHANES design requirements still apply.

    Evidence provenance: Praxis automated inference from indexed CDC/NCHS evidence

    Files for selected cycles
    Remove from studyVariable historyCDC source