Diabetes: what about patterns, fruits, and vegetables?

Sir,
Diabetes: what about patterns, fruits and vegetables? review article on diet, nutrition and the prevention of type 2 diabetes published in 2004 presented an overview of studies relating various dietary factors to type 2 diabetes risk and summarised the respective evidence1. Although the authors stated in their objectives that they would evaluate the current literature on diet and lifestyle with respect to diabetes prevention, not all dietary factors discussed in the literature were included and addressed. In particular, fruit and vegetable intake and dietary patterns were not mentioned, two factors which, in my view, should have been included. Even though the evidence for their effect might not be as strong as for other dietary factors, their public health relevance implies that they should at the very least be touched upon. Prior to 2004, the results of four prospective cohort study analyses, assessing the association between fruit and vegetable intake and the risk of type 2 diabetes, were published. […]