Salivary Cortisol Levels and Depressive Symptomatology in Consumers and Nonconsumers of Self-Help Books: A Pilot Study

Figure 4

Comparison of reactive salivary cortisol levels in response to the Trier Social Stress Test in nonconsumers of self-help books and a control group of 14 age- and sex-matched individuals extracted from our database. The error bars represent the standard error of the mean.