Comments on "Effect of type 2 diabetes mellitus in the prognosis of acute-on-chronic liver failure patients in China".

A study addressing the influence of type 2 diabetes on the prognosis of acute-on-chronic liver failure patients was reviewed. Some statistical deficiencies were found in the reviewed article, and the sample size was too small to support the study. In addition, age should have been considered as one of the prognostic factors.
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