Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Criteria used for selection of online discussion groups
| Relevance | Topic/comments/ posts relevant to the study aim and objectives and research questions |
|---|---|
| Language | English only |
| Group activity and membership | The group must be active and should have at least 10 members |
| Comments per thread | Minimum discussion comments on each discussion thread not less than 4 comments |
| Exclusions | Exclusion of comments deemed to be advertisements and sales |
