Which risk factors for diabetes mellitus are nonmodifiable?

Appeared in: Daman & Diu Staff Nurse - 2018

Explanation

Advancing age is a primary nonmodifiable risk factor for Type 2 diabetes, meaning it is a risk that cannot be changed.
The prevalence of Type 2 diabetes increases significantly with age, with most cases occurring in middle-aged and older adults.
Physiological changes associated with aging, such as a gradual decline in pancreatic beta-cell function and increased insulin resistance, contribute to this heightened risk.
Screening for diabetes is often recommended to begin at age 45 for the general population due to this age-related risk.

Option B: Poor control of blood glucose is a condition that can be actively managed and improved through medication, diet, and exercise. Therefore, it is a modifiable factor, not a nonmodifiable one.
Option C: Physical inactivity is a lifestyle choice and a behavior. A person can choose to become more physically active, making this a classic example of a modifiable risk factor.
Option D: Obesity is a condition that can be changed through weight loss via diet, exercise, or other medical interventions. It is one of the most significant modifiable risk factors for Type 2 diabetes.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Risk Factors for Diabetes Mellitus as background academic context rather than a clinical decision trigger.
Nurses must conduct thorough health assessments to identify both nonmodifiable (age, family history) and modifiable (obesity, diet, activity level) risk factors for diabetes.
Patient education is a critical nursing role. It should focus on empowering patients to manage their modifiable risks, as this is where they can have a direct impact on their health outcomes.
Screening guidelines are influenced by nonmodifiable risks. For example, while routine screening starts at age 45, a younger person with a strong family history of diabetes may need to be screened earlier.

How to Approach the Question

First, identify the key term in the question: 'nonmodifiable'. This means a factor that cannot be changed or controlled by the individual.
Next, evaluate each option against this definition.
Consider 'Obesity', 'Physical inactivity', and 'Poor control of blood glucose'. All of these are conditions or behaviors that can be altered through lifestyle changes or medical treatment.
Consider 'Advancing age'. This is a natural, unchangeable process.
Conclude that advancing age is the only option that fits the definition of a nonmodifiable risk factor.

Concept Tested & Keywords

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E6 Medicine Davidson Principles Practice 24e p. 752-754

E6 Parks TextBook of Preventive & Social Medicine part 1 — Subpart C (pp 404-604 of 604) p. 64-66

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Attempt every question from this paper in a timed mock, then review the full solution for each one.