Authors' replyBMJ 1996; 313 doi: https://doi.org/10.1136/bmj.313.7057.624b (Published 07 September 1996) Cite this as: BMJ 1996;313:624
- M J Buxton, Professor of health economics,
- D Wonderling, Research fellow,
- C Normand, Professor of health policy
- Health Economics Research Group, Brunel University, Uxbridge, Middlesex UB8 3PH
- Department of Public Health and Policy, London School of Hygiene and Tropical Medicine, London WC1E 7HT
EDITOR,—John Muir and colleagues acknowledge the importance of the duration of the effect of the intervention. They provide some additional unpublished data, which confirm our conclusion that in the Oxcheck study the effect seems to have lasted at least three years. The reservation is that the data provided relate only to that part of the overall reduction in risk due to lowering of serum total cholesterol concentrations.
Jeffrey Graham points us to evidence that would enable …