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Survey Methodologies

The impact of different survey methodologies on the reported prevalence of sexual activity among older adults.

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Jan 17, 2026
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How does the American Community Survey measure public assistance and how comparable is it to advocacy research?

The American Community Survey (ACS) measures public assistance through specific household questions about cash public assistance and SNAP/food stamp receipt, collected from a large, continuous nationa...

Jan 17, 2026

How do surveys define "sexual activity" and how does that affect reported prevalence in people over 80?

Surveys of older adults use widely different definitions of “sexual activity”—ranging from strict intercourse-only measures to broad lists that include touching, kissing, masturbation and emotional in...

Jan 9, 2026

What do national surveys (ACS or CPS) show about welfare participation by immigrant origin groups, including Somalis?

National household surveys give conflicting but explainable portraits: the American Community Survey (ACS) and IPUMS analysis yield modest, population‑weighted welfare rates for immigrants (around 20–...