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Environmental risk factors for cancers of the brain and nervous system: the use of ecological data to generate hypotheses
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  • Published on:
    Authors' reply to "Three interpretations of an ecological study
    • Frank de Vocht, Lecturer in Environmental and Occupational Health
    • Other Contributors:
      • Kimberly Hannam, Iain Buchan

    We thank Dr Idrovo for his thoughts on our paper (1) regarding multilevel approaches to ecological studies (2). We agree with Dr Idrovo that incorporating different levels of aggregation to explore the impact of macro-determinants, or "cultural determinants", would be useful and could, in theory, illuminate important factors beyond causal hypothecation at the individual-level. In our study, however, we were unable to ful...

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    Conflict of Interest:
    None declared.