Data on 2,977 adult patients with diabetes revealed those with persistent or progressive albuminuria showed worse cognitive processing speed at 40 months compared with those who did not have albuminuria. The results in the Clinical Journal of the American Society of Nephrology suggest that "using protein in the urine and a very sensitive test of cognitive function detects people with diabetes at risk for potential subsequent cognitive impairment," said researcher Dr. Joshua Barzilay.

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