TOPLINE:

Diabetes was associated with reduced global cognition 2 weeks after traumatic brain injury (TBI) and less improvement in processing speed throughout the first year post-TBI compared to not having diabetes, a new cohort study showed.

METHODOLOGY:

The prospective cohort TRACK-TBI study included more than 1000 participants aged 17 years or older with TBI (mean age, 39 years; 67% men; 76% White individuals) who presented to one of 18 level 1 trauma centers in the US between 2014 and 2018.

Participants underwent cognitive assessments at 2 weeks, 6 months, and 1 year post-injury that evaluated verbal episodic memory, executive function, and processing speed alone and combined into a global cognitive factor score.

Researchers analyzed associations between cognitive outcomes and the

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