Socioeconomic Status, Race/Ethnicity, and Diurnal Cortisol Trajectories in Middle-Aged and Older Adults
Title | Socioeconomic Status, Race/Ethnicity, and Diurnal Cortisol Trajectories in Middle-Aged and Older Adults |
Publication Type | Journal Article |
Year of Publication | 2016 |
Authors | Samuel, LJ, Roth, DL, Schwartz, BS, Thorpe, RJ, Glass, TA |
Journal | J Gerontol B Psychol Sci Soc Sci |
Date Published | Jul 20 |
ISBN Number | 1758-5368 (Electronic)1079-5014 (Linking) |
Accession Number | 27440916 |
Keywords | Earlier aging, Education, Hypothalamic pituitary adrenal axis, Wealth |
Abstract | OBJECTIVES: Slow afternoon cortisol decline may be a marker of aging. We hypothesize that lower socioeconomic status (SES) and African American race are associated with lower waking cortisol and slower afternoon decline. METHOD: Six salivary cortisol samples, collected within a 24-hr period from 566 cohort participants aged 56-78 years, were examined in random-effects models. SES measures included socioeconomic vulnerability (household income and assets <500% of poverty) and education (>/=college, some college, and |