| ACS | American Community Survey |
| AD | Alzheimer’s disease |
| CESD-R | Center for Epidemiologic Studies Depression Scale–Revised |
| CI | Confidence interval |
| ICD | International Classification of Diseases |
| NH | Non-Hispanic |
| NPI-Q | Neuropsychiatric Inventory Questionnaire |
| NPS | Neuropsychiatric symptom |
| PR | Prevalence ratio |
| RUCA | Rural-Urban Community Area |
| SC | South Carolina |
| TIGER | Topologically Integrated Geographic Encoding and Referencing |
| ZBI | Zarit Burden Interview |
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