What are the characteristics of the participants who were included in and excluded from the study ?

Are most of the references recent ?

METHODS:
What is the research design ?

What are the characteristics of the participants who were included in and excluded from the study ?
Included:

Do you think the methods used to select the participants for the study biased the results?
Why?

Did the researcher critically examine his/her own role, potential bias, and influence?
Did many participants refuse to participate, withdraw from the study, drop out or die?
YES NO NOT STATED
Were there any co-existing influences that could have affected the participants’ behavior?
If YES, what were they?

What method(s)/tool(s) were used for data collection?
FOCUS GROUP STRUCTURED INTERVIEW OBSERVATION
UNSTRUCTURED INTERVIEW OTHER