Clinical Epidemiology & Abnormality Flashcards
1
Q
describe the uneven/skewed distributions & the mean and median of both
A
2
Q
describe validity (accuracy) vs reliability
A
- validity (accuracy): extent that the measurement represents what it is supposed to
- reliability (consistency, precision, reproducability): extent to which repeated measurements are similar
3
Q
describe regression to the mean
A
- natural tendency for a variable to change with time and return towards population average
- e.g. blood pressure