Health Economics Flashcards
1
Q
Which term means that an outcome measures accurately what it is meant to measure?
A
Validity
-Using BMI rather than weight as a measure of obesity
2
Q
What is reliability?
A
- Give the same result on retesting
- Using weight on a bathroom scale
3
Q
What is responsiveness?
A
- Can detect real changes when they occur
- Continous QoL scale rather than categorical
4
Q
What type of data type is weight?
A
Continuous
5
Q
What types of data are there?
A
Nominal-non ordered category (M or F)
Continuous-numerical
Discrete-limitation one number or another
Ordinal-ordered category
6
Q
What data type do you get if you use the likert scale? (agree, strongly agree)
A
Ordinal
7
Q
What is an opportunity cost?
A
- Comparing what happens in one thing over another
- E.g Benefirs lost by providing a heart bypass operation
8
Q
What do QALYs measure?
A
Quality and length of life
