“Afro-Caribbeans” could have been of Chinese, Indian, European, or African extraction

BMJ 1996; 312 doi: https://doi.org/10.1136/bmj.312.7039.1157b (Published 04 May 1996) Cite this as: BMJ 1996;312:1157
  1. Ikechukwu O Azuonye
  1. Visiting consultant psychiatrist Grovelands Priory Hospital, London N14 8RA

    EDITOR,—I wish to point out serious flaws in Kwame McKenzie and colleagues' study of the prognosis of psychosis in Afro-Caribbean people.1 It is courageous of the authors to tackle this comparative study, but their failure to clarify their sampling leaves their work with glaring methodological flaws.

    Two groups of people were compared. The first group, the “white” group, was selected by skin colour, place of birth (United Kingdom), and place of parents' birth (United Kingdom). The …

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