Risk of tuberculosis among people with diabetes mellitus: an Australian nationwide cohort study
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Other responses

  • Published on:
    Re:Adjustment or over-adjustment for 'TB incidence in the country of birth'?

    We thank the correspondents Min and Gyorkos for their comments on our paper, which focus on the appropriateness of adjustment for confounding in the analysis. We do not agree that the analysis suffers from over- adjustment for confounding. Over-adjustment occurs when a factor that is on the casual pathway between the main effect (exposure of interest) and the outcome is included as covariate. The decision about whether a fa...

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    Conflict of Interest:
    None declared.
  • Published on:
    Adjustment or over-adjustment for 'TB incidence in the country of birth'?
    • Sooyeon Min, MSc Student
    • Other Contributors:
      • Theresa Gyorkos

    The recent paper by Dobler et al. (2012) highlights the challenge of variable selection and adjustment in multivariate analyses [1]. The authors state that including the potentially confounding variable 'TB incidence in the country of birth' was one of the major strengths of their study. TB incidence in the country of birth is indeed an important predictor of the risk of developing TB - but it may not be a true confounde...

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    Conflict of Interest:
    None declared.