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Family size

Exposure

2 papers study it2 findings

C, W, M, H: cells, worms or flies, mice, humans. Dark: independent labs found the same change there. Light: one lab or one study. Outline: nothing yet.

Labs are independent when their papers share no last author and no institution.

  • 2 independent labs in 2 countries
  • Funders: Eunice Kennedy Shriver National Institute of Child Health and Human Development and 2 more
  • Humans2

Outcomes

2

Instrumental Activities of Daily Living limitations

upin humans1

1 study

  1. Family size increases instrumental Activities of Daily Living limitations in humans (0.29, p < 0.01).

    “Family size had a positive impact on IADL limitations of older adults (0.29, p < 0.01)”

    Humansin rural areasn = 7,290

    A Longitudinal Study on the Relationship Between Family Size and Instrumental Activities of Daily Living: The Masking Effect of Depressive Symptoms

    Research in gerontological nursingJul 1, 2024

Cognitive function

no changein humans1

1 study

  1. Family size has no effect on cognitive function in humans.

    “childhood multigenerational household was associated with better cognitive function, and childhood family size was associated with poorer cognitive function. However, these associations became statistically insignificant with the inclusion of educational attainment.”

    Humanswith inclusion of educational attainmentn = 777

    Linking the 1940 U.S. Census to the National Social Life, Health, and Aging Project: Novel Opportunity to Understand the Effects of Early-Life Residential Environment on Cognitive Aging

    The journals of gerontology. Series B, Psychological sciences and social sciencesJun 19, 2024

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