UCAT Critical Thinking and Problem Solving 3

Question 1

An argument claims that because Hospital X has the best survival rates, it must have the best doctors. Which logical flaw is present?

Accepted Answer

Confusing correlation with causation

Answer

False dichotomy

Answer

Hasty generalisation

Answer

Ad hominem

Question 2

A clinical scenario describes a conflict between best clinical evidence and a patient's personal wishes. Which ethical principle is most relevant to respecting the patient's wishes?

Accepted Answer

Autonomy

Answer

Beneficence

Answer

Non-maleficence

Answer

Justice

Question 3

A health commissioner has evidence that Intervention A saves 10 lives per 1,000 patients and costs $2,000 per patient. Intervention B saves 6 lives per 1,000 and costs $800 per patient. Which intervention is more cost-effective per life saved?

Accepted Answer

Intervention B

Answer

Intervention A

Answer

Both are equally cost-effective

Answer

Cannot be determined

Question 4

Which of the following best describes the term 'equipoise' in clinical trial design?

Accepted Answer

There is genuine uncertainty about which treatment arm is superior

Answer

The trial is perfectly balanced in sample size

Answer

All participants receive equal treatment

Answer

The control group receives a placebo

Question 5

A news headline states: 'Eating chocolate reduces heart attack risk by 50%.' The underlying study shows a relative risk reduction of 50% with an absolute risk reduction of 0.2%. What is the most accurate interpretation?

Accepted Answer

The relative benefit sounds large but the absolute benefit is very small

Answer

Chocolate is a highly effective treatment

Answer

The study proves chocolate prevents heart attacks

Answer

Both figures are equally misleading

Question 6

In a UCAT practice context, which of the following best describes 'analogical reasoning'?

Accepted Answer

Drawing conclusions about a new case based on its similarity to a known case

Answer

Identifying patterns in numerical sequences

Answer

Using deductive logic to reach certain conclusions

Answer

Evaluating the credibility of sources