Fig. 4. Cortisol response during the first hour after awakening (median for 4 weeks). a, Subjects with high and low total scores on the Trier Inventory for the Assessment of Chronic Stress (TICS). Interaction effect of group by time, p < .03. b, Subjects with high and low scores on the subscale work overload. Interaction effect, p = .002. Difference according to Newman Keuls post hoc analysis: *p < .05; **p < .01.

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