Socioeconomic Status, Race, and Diurnal Cortisol Decline in the Coronary Artery Risk Development in Young Adults (CARDIA) Study
Sheldon Cohen, PhD,
Joseph E. Schwartz, PhD,
Elissa Epel, PhD,
Clemens Kirschbaum, PhD,
Steve Sidney, MD, MPH and
Teresa Seeman, PhD
From the Department of Psychology (S.C.), Carnegie Mellon University, Pittsburgh, PA; the State University of New York at Stony Brook (J.E.S.), Stony Brook, NY; the University of California at San Francisco (E.E.), San Francisco, CA; the Technical University of Dresden, Dresden, Germany (C.K.); Kaiser Permanente, Oakland, CA (S.S.); and UCLA School of Medicine (T.S.), Los Angeles, CA.

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Figure 1. Mean level of six salivary cortisol samples as a function of time since awakening, by tertiles of education.
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Figure 2. Mean level of six salivary cortisol samples as a function of time since awakening, by tertiles of income.
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Figure 3. Mean level of six salivary cortisol samples as a function of time since awakening, by race and sex.
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Copyright © 2006 by the American Psychosomatic Society