1.2 Risk of cardiovascular disease Flashcards
1
Q
what is the definition of risk?
A
the probability of occurrence of some unwanted or outcome
2
Q
what is the definition of a risk factor?
A
something that increase the chance of the harmful outcome
3
Q
name five risk factors
A
age
heredity
physical environment
social environment
lifestyle and behaviour choices
4
Q
what is correlation?
A
a change in one variable is accompanied by a change in another
5
Q
what is causation?
A
a change in one variable causes a change in another
6
Q
what is null hypothesis?
A
an assumption that there will be no difference between an experimental and a control group
