Prevalence in

We appreciate the comment by Un-win et al. (1) on our article (2). De-spite the adaptations of the figures described in their letter, we feel that there is still room for improvement, which we wish to address herewith.Unfortunately, formost countries there are no representative studies allowing reliable estimates of national diabe-tes prevalence rates and trends. The efforts of the International Diabetes Federation (IDF) to close these gaps therefore deserve greatmerit.We also verymuchwelcome the fact that the IDF regularly updates itsfigures. With interest we notice that the estimates published recently are much more similar to ours than those of the previous version that was available when we submitted ou