Given statements are Assertion (A) and Reason (R). Assertion (A): Diabetes mellitus and hypertension are good example of Iceberg phenomenon. Reason (R): Both are non-communicable disease. Select the correct answer using the code given below:

1. A

   Both (A) and (R) are true and (R) is correct explanation of (A)

2. B

   Both (A) and (R) are true but (R) is not correct explanation of (A)

3. C

   (A) is true but (R) is false

4. D

   (A) is false but (R) is true

Appeared in: UPPSC 2022

Explanation

• The Iceberg Phenomenon refers to the concept that for many diseases, only a small proportion of cases are clinically visible (the tip), while a much larger proportion of cases are undiagnosed, asymptomatic, or subclinical (the submerged part).
• Diabetes and hypertension are classic examples because they have long asymptomatic periods, leading to a large number of undiagnosed individuals in the community.
• While it is true that both are non-communicable diseases (NCDs), this classification does not explain the iceberg phenomenon.
• The correct explanation for the iceberg phenomenon is the natural history of the disease (a long asymptomatic phase), not its classification as communicable or non-communicable.
• Many communicable diseases, like polio and HIV, also exhibit a significant iceberg effect, proving that being an NCD is not the reason.

Why Other Options Were Wrong

• Option A: This option is incorrect because although both statements are true, the Reason (R) is not the correct explanation for the Assertion (A). The classification of a disease as non-communicable does not cause it to have a large number of hidden cases.
• Option C: This option is incorrect because the Reason (R) is a true statement. Both diabetes and hypertension are well-established non-communicable diseases.
• Option D: This option is incorrect because the Assertion (A) is a true statement. Diabetes and hypertension are textbook examples of the iceberg phenomenon in epidemiology.

Related Visual

Clinical Relevance

• Nursing practice connection: Knowing This question tests the understanding of the 'Iceberg Phenomenon' of disease and its application to non-communicable diseases like diabetes and hypertension, as well as the ability to distinguish between correlation and causation in an assertion-reason format helps nurses interpret findings accurately and avoid errors in routine assessment, medication administration, and patient teaching.
• Understanding the iceberg phenomenon is crucial for nurses in community health. It highlights the importance of screening programs to detect hidden diseases like hypertension and diabetes early.
• Nurses play a key role in health education, encouraging regular check-ups and lifestyle modifications to prevent these NCDs and identify them before complications arise.
• This concept justifies public health initiatives for mass screening, as relying only on patients presenting with symptoms would miss the vast majority of affected individuals.

How to Approach the Question

• Step 1: Analyze the Assertion (A). Evaluate if it's a factually correct statement. Recall the definition of the Iceberg Phenomenon and consider if diabetes and hypertension fit this model. Both have long asymptomatic periods, so A is true.
• Step 2: Analyze the Reason (R). Evaluate if it's a factually correct statement. Recall the definition of non-communicable diseases. Diabetes and hypertension are chronic, non-infectious conditions, so R is true.
• Step 3: Evaluate the relationship between A and R. Ask yourself: 'Does R correctly explain A?' or 'Is A true because of R?'.
• Step 4: Think critically. Is being an NCD the reason for the iceberg effect? Consider counterexamples. Communicable diseases like polio also have an iceberg effect. Therefore, the reason for the effect is the disease's natural history (asymptomatic phase), not its NCD classification.
• Step 5: Conclude that both A and R are true, but R is not the correct explanation for A. Select the corresponding option.

Concept Tested & Keywords

• Concept Tested: This question tests the understanding of the 'Iceberg Phenomenon' of disease and its application to non-communicable diseases like diabetes and hypertension, as well as the ability to distinguish between correlation and causation in an assertion-reason format.
• Stem keywords: Assertion, Reason, Diabetes mellitus, Hypertension, Iceberg phenomenon, Non-communicable disease
• Lead-in keywords: Select the correct answer

Question ID

Qy_Q4jsV9n5iaW9Xz7rwWF

Copy ID

Reference Book

E6 Parks TextBook of Preventive & Social Medicine part 1 — Subpart C (pp 404-604 of 604) pp. 63-65, 41-43

E6 Comprehensive Textbook of Community Health Nursing for BSc Nursing Students Part 2 — Subpart A (pp 1-275 of 550) p. 99-101