Direk, N.

cortisol study level dementia smoking serum smoker decline cortisol levels association status smoking status disease morning serum cortisol participant follow-up function result model effect rotterdam alzheimer increase blood morning serum levels analyses population .001 education rotterdam study memory kirschbaum difference diastolic blood pressure baseline depressive symptoms table state pack-year incident dementia number patient measure adult netherland examination / cortisol change erasmus mc university university neuropsychological test battery smoker n apoe ␧4- status response cohort smoking history morning levels stress memory performance ad patients waist circumference ␧4- corticosteroid use research cognition serum glucose smoking cessation cigarette center performance history value period point serum cortisol levels score research center psychiatry covariate