The impact of folate and vitamin B12 status on cognitive function and brain atrophy in healthy elderly and demented Austrians, a retrospective cohort study

Jasmin Rabensteiner; Edith Hofer; Günter Fauler; Eva Fritz-Petrin; Thomas Benke; Peter Dal-Bianco; Gerhard Ransmayr; Reinhold Schmidt; Markus Herrmann

doi:doi:10.18632/aging.103714

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Research Paper Volume 12, Issue 15 pp 15478—15491

The impact of folate and vitamin B12 status on cognitive function and brain atrophy in healthy elderly and demented Austrians, a retrospective cohort study

Figure 2. Selection of study samples. ASPS: Austrian Stroke Prevention Study, ASPS-Fam: Austrian Stroke Prevention Family Study, PRODEM: Prospective Dementia Registry. *Extreme outliners: mean+3x standard deviation.