Final answer:
The question asks for the percentage of U.S. nursing homes that are seriously deficient. Cultural factors influence the use of nursing homes among different demographic groups in the U.S. However, current statistical data is not provided in the question or given references, thus no specific answer can be given without referencing up-to-date sources.
Step-by-step explanation:
The quality of care in nursing homes in the United States can vary significantly. Despite many people viewing caring for the elderly as a burden, it's noted that not all demographic groups in the U.S. treat aging the same way. Groups like Latinos, African Americans, and Asians are least likely to place their elderly in assisted care. It's important to consider this cultural dimension when assessing the quality of nursing care facilities. As nursing homes are often seen as the last resort, the quality of care they provide is under scrutiny. Keeping in mind that there have been studies on the incidence of diseases in nursing homes, such as the one in Daviess County, KY, that aimed to compare local incidence rates with national averages, it is vital to have factual data on the quality of these facilities. However, the provided information does not offer a specific percentage related to the question at hand. Reliable data on the percentage of nursing homes that are seriously deficient is essential for creating policies and family decisions on the care of the elderly. With regard to the question presented, without updated statistics, it is inappropriate to estimate the percentage of nursing homes that are seriously deficient. Hence, it's crucial to refer to the latest reports from credible sources like the U.S. Centers for Medicare & Medicaid Services for accurate figures.