Journal of Medical Internet Research
Heart recordings add clues to cognitive impairment and dementia
At a second hospital, adding heart-recording information to age improved the score for separating future cases from controls to 0.825, versus 0.809 with age alone.At a second hospital, adding heart-recording information to age improved the score for separating future cases from controls to 0.825, versus 0.809 with age alone.

Cohort · 6,500 peopleCognitive impairment
Who was studied6,500 patients at Yongin Severance Hospital, 10 years, against age-only model
What changedAdding heart recordings improved prediction of cognitive impairment or dementia: separation score 0.825 versus 0.809 with age alone
The catchThe outcome was a prediction score, not improved screening in practice