Observational Study
Copyright ©The Author(s) 2024.
World J Clin Cases. Jun 26, 2024; 12(18): 3428-3437
Published online Jun 26, 2024. doi: 10.12998/wjcc.v12.i18.3428
Figure 1
Figure 1 Study flowchart. NHANES: National Health and Nutrition Examination Survey; PHQ-9: Patient Health Questionnaire-9.