American Board of Internal Medicine (ABIM) Certification Practice Exam

Which type of mattress is recommended for the prevention of pressure ulcers?

1. Standard hospital mattresses

2. Waterbed mattresses

3. Advanced static mattresses

4. Memory foam mattresses

The correct answer is: Advanced static mattresses

Advanced static mattresses are recommended for the prevention of pressure ulcers due to their design that aids in reducing pressure on the skin and underlying tissues. These mattresses provide an even distribution of body weight and are typically constructed from materials that help to minimize friction and shear, crucial factors in preventing skin breakdown. Advanced static mattresses often incorporate features such as high-density foam or other support materials that maintain their shape under pressure without significant movement. This stability can help mitigate the risk of pressure ulcer formation, particularly in patients who are immobile or have limited mobility for extended periods. In contrast, standard hospital mattresses may not provide adequate support and pressure relief for at-risk individuals. Waterbed mattresses can shift, leading to instability, and may not be as effective for long-term use in preventing pressure injuries. Memory foam mattresses, while they offer good comfort and some pressure distribution, might not provide the same level of consistent support that advanced static mattresses do, especially for patients with specific medical needs. Therefore, advanced static mattresses represent a specialized approach to pressure ulcer prevention, aligning with best practices in patient care for those at risk of skin breakdown.