UCAT Numerical Data Interpretation 3

Question 1

A hospital runs 4 operating theatres. Data shows each theatre performs an average of 6 procedures per day. Over a 5-day week, how many procedures are performed in total?

Accepted Answer

120

Answer

100

Answer

110

Answer

130

Question 2

Patient data shows that 180 patients were screened, 45 tested positive, and 30 were true positives. What is the positive predictive value (PPV)?

Accepted Answer

67%

Answer

50%

Answer

60%

Answer

75%

Question 3

A cost-effectiveness analysis shows Treatment A costs $5,000 per quality-adjusted life year (QALY) and Treatment B costs $8,000 per QALY. If a health authority can fund only one, which is more cost-effective?

Accepted Answer

Treatment A

Answer

Treatment B

Answer

Both equally

Answer

Neither

Question 4

A study reports a relative risk (RR) of 0.6 for a new vaccine. What does this mean?

Accepted Answer

Vaccinated people have 40% less risk of disease compared to unvaccinated

Answer

The vaccine increases disease risk by 40%

Answer

60% of vaccinated people are protected

Answer

The vaccine is 60% effective in all populations

Question 5

A table shows hospital staff absences per month: Jan 50, Feb 45, Mar 60, Apr 55, May 40. What is the mode?

Accepted Answer

No mode

Answer

40

Answer

45

Answer

50

Question 6

A bar chart shows that Clinic A has 400 appointments per month and Clinic B has 300. If both clinics grow by 20% next year, how many more appointments will Clinic A have than Clinic B after the growth?

Accepted Answer

100

Answer

80

Answer

120

Answer

140