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A new colour vision arrangement test to detect functional changes in diabetic macular oedema
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    Comments: A new colour vision arrangement test
    • Other Contributors:
      • Louis Tong and Andrew Carkeet
    Dear Editor,

    I refer to the interesting article by Maar et al [1] published in Br J Ophthalmol 2001; 85: 47-51. The authors should be congratulated for presenting a new method of screening for diabetic macular oedema, however the paper contains some statistical errors, and I believe the results can be interpreted in other ways.

    Firstly, there are some internal inconsistencies with some of the results reported in the...

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    None declared.