Medical Statistics Flashcards
1
Q
What are medical statistics ?
A
These are numerical facts on individuals or a group of people
2
Q
As a science medical statistics involves the
A
Collecting
Organizing
Analyzing
Interpreting and
Presenting Medical & Health data
3
Q
Why do we need M.S.?
A
Because of ever present variation in health measurements
4
Q
Sources of variation in medical data include..
A
- Inherent biological differences
- Instruments used
- Observers
- Respondents/subjects/participants
- Environment
5
Q
What is a Bias?
A
It is anything from the conceptualization of the study to the collation of data, analysis of data, reporting of data that leads to a systematic departure from the truth
6
Q
What are the types of variation ?
A
1) random variations (cannot be controlled)
2) systematic variations (can be controlled)
