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Income inequality and the prevalence of mental illness: a preliminary international analysis
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Other responses

  • Published on:
    Income Inequality and the Prevalence of Mental illness: A Note of Caution

    Dear Editor,

    The correlation (r = 0.73) between income inequality and prevalence of mental illness reported by Pickett, James and Wilkinson (2006) was an intriguing finding, but we should be extremely cautious interpreting it.

    First, it was admittedly only a preliminary analysis and hence the number of data points (countries) was small (n = 8). Consequently, the correlation estimate will lack precision...

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    Conflict of Interest:
    None declared.
  • Published on:
    Re: Income inequality and the prevalence of mental illness: putting the US in context. Authors reply
    • Kate E Pickett, Senior Lecturer in Epidemiology
    • Other Contributors:
      • Oliver W James, and Richard G Wilkinson

    Dear Editor

    We appreciate Huisman and Avendano’s interest in our research letter on income inequality and the prevalence of mental illness. [1] They point out that the correlations we report between income inequality and mental illness are driven by the position of the United States as an outlier, with a very high prevalence of mental illness and very high levels of income inequality. [2]

    As we pointed o...

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    Conflict of Interest:
    None declared.
  • Published on:
    Income inequality and the prevalence of mental illness: the “outlier” US drives the association

    Dear editor,

    In their report on income inequality and the prevalence of mental illness based on data from several European countries and the US, Pickett, James and Wilkinson conclude that higher national levels of income inequality are linked to higher prevalence of mental illness [1]. They base their conclusion on an observed correlation of 0.73 between income inequality (the ratio of the top to the bottom 20%...

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    Conflict of Interest:
    None declared.