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. Author manuscript; available in PMC: 2014 Nov 1.
Published in final edited form as: Psychoneuroendocrinology. 2013 Jul 26;38(11):10.1016/j.psyneuen.2013.06.032. doi: 10.1016/j.psyneuen.2013.06.032

Figure 1.

Figure 1

Summary of diurnal cortisol curve. Key: A: awakening cortisol at time zero; B: cortisol awakening response (CAR) denoting rise from awakening to 30 min post-awakening; C: early decline from 30 min post-awakening to 2 h post-awakening; D: late decline from 2 h post-awakening to bedtime; E: area under curve (AUC) for CAR; F: AUC for early decline; G: AUC for late decline; the full AUC is the sum E + F + G. From: Champaneri et al. (2012).