Letters Self management of diabetes

Authors’ reply

BMJ 2010; 341 doi: https://doi.org/10.1136/bmj.c5821 (Published 19 October 2010) Cite this as: BMJ 2010;341:c5821
  1. M Gillett, research fellow1,
  2. S Dixon, reader in health economics1
  3. On behalf of H M Dallosso, A Brennan, M E Carey, M J Campbell, S Heller, K Khunti, T C Skinner, and M J Davies.
  1. 1School of Health and Related Research, University of Sheffield, Sheffield, UK
  1. m.gillett{at}sheffield.ac.uk

Yudkin highlights an important problem when evaluating interventions based on simple risk equations.1 The macrovascular risks within the Sheffield type 2 diabetes model1 are based on the UK Prospective Diabetes Study (UKPDS) risk engines,2 3 in which categorisation of smoking status is dichotomous—current at diagnosis or not. The …

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