Upon review of the screening tools, 59% had a positive GAD-7 screen (score ≥ 5), of which 56% did not have a pre-existing diagnosis of anxiety; 58% had a positive PHQ-9A screen (score ≥ 5), of which 58% did not have a pre-existing diagnosis of depression (Table 2). This evidence concerns the gene GAD1 and major depressive disorder.