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. Author manuscript; available in PMC: 2011 Nov 15.
Published in final edited form as: Biol Psychiatry. 2010 May 26;68(10):942–949. doi: 10.1016/j.biopsych.2010.04.019

Figure 2. Correlation between change in wake after sleep onset and change in evening cortisol concentration.

Figure 2

Increased wake after sleep onset (WASO) (measured in minutes) across Visits 1 and 2 in IFN-alpha-treated and control patients was significantly associated with increased evening (pm) plasma cortisol concentrations (r=0.41, N=30, p=0.025)