Fig. 2
From: Insights into self-evaluated stress, anxiety, and depression among dental students

Distributions of DASS-21 median scores by academic year class (Friedman’s test p-values: senior 0.2387-depression, 0.00001-anxiety, < 0.0001-stress; sophomores: < 0.0001-depression, < 0.0001-anxiety, < 0.0001-stress; freshman: < 0.0001-depression, < 0.0001-anxiety, < 0.0001-stress).