Intended for healthcare professionals


Fruit consumption and risk of type 2 diabetes: results from three prospective longitudinal cohort studies

BMJ 2013; 347 doi: (Published 04 December 2013) Cite this as: BMJ 2013;347:f6935

The authors of this Research paper have informed us of a coding error in their analysis programmes that generated the results for this study (BMJ 2013;347:f5001, doi:10.1136/bmj.f5001). Specifically, the total fruit intake variable included both whole fruits and fruit juices in the Nurses’ Health Study and Health Professionals Follow-up Study, but the authors incorrectly treated it as whole fruit in their initial analyses. Consequently, some of the values recorded for the hazard ratios and 95% confidence intervals of type 2 diabetes for whole fruit intake and fruit juice intake are incorrect. The authors state that these erroneous values do not affect the conclusions of their study or their estimates for individual fruits, and would also like to clarify that the total fruit intake variable was correctly coded in the Nurses’ Health Study II. The corrections that should be made to this paper as a consequence of the authors’ coding mistake are listed below.

In both the results section of the abstract and …

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