Research Article
Association of Depression with Uncontrolled Hypertension in Primary Care Setting: A Cross-Sectional Study in Less-Developed Northwest China
Figure 2
DAG derived from literature and expert knowledge. Nodes represent variables and arrows represent causal associations. Yellow-colored nodes and blue-colored nodes label depression and uncontrolled hypertension, representing exposure and outcome, respectively. Gray-colored nodes represent possible confounding factors. TC, total cholesterol; TG, triglycerides; LDL-C, low-density lipoprotein cholesterol; HDL-C, high-density lipoprotein cholesterol.