Study Design

Question 1

Randomised control trial?

Answer 1

Interventional trial
Changing something and looking at the outcome
RCT intervention = investigator controlled
Cohort intervention = natural exposure

Question 2

Prospective cohort study?

Answer 2

Start with exposure and follow over time to check for a particular outcome

Question 3

Retrospective cohort study?

Answer 3

Start with exposure at a point back in time and follow over time to check for a particular outcome (endpoint = now)

Question 4

What’s a case-control study?

Answer 4

Start with outcome and look back to determine what factors made this more likely (demographic-matched control)

Question 5

Treatment for Delirium?

Answer 5

Haloperidol, lorazepam is second line

Question 6

Classifications in anaesthetics?

Answer 6

ASA 1-6
2 = smoker, more than minimal drinking
3 = cardiac stent, diabetes
4 = recent history MI, TIA, <25% LVF
5 = ruptured AAA, ischaemic bowel

Question 7

Surgery food and drink rules?

Answer 7

 No food <6 hours before surgery
 No drink <2 hours before surgery