Question

In epidemiology studies please:

1. List or describe factors related to generalizability of a study

2. List or describe factors related to internal validity of a study   

3. List or describe factors related to significance of a study

Answer 1

Q. No. 1. Answer :

Factors related to generalizability of a study :

* method of selection of study design,

* research variables,

* methods of data collection.

* type of testing,

These are will related to the generalizability of study.

Q. No. 2. Answer :

Factors related to internal validity of the study :

* history : history of the study may affect the study because what ever they tells ,that only we have to write in documentation.

* instrumentation : what ever the statistical instruments we are using those are in valid and correct other wise there is a error.

* testing : what ever the tests we are using to analyze the data that tests should be in correct, some of wrong calculations also affects the study.

Q. No. 3. Answer :

Factors related to significance of the study :

* sample : who are selected for the study.

* data : if the data is not correct there is no correlation .

* review of literature also is one of the factor.