Figure 2. Relationship between perceived stress and total salivary cortisol (AUCg). The correlation was determined using the Pearson correlation coefficient

From

Assessment of Salivary Cortisol and Perceived Stress in Teachers

Regisnei Aparecido de Oliveira Silva, Lídia Andreu Guillo, Nestor Persio Alvim Agrícola

American Journal of Educational Research. 2018, 6(9), 1264-1270 doi:10.12691/education-6-9-4