Table 1.
Relative importance of grey literature as used by AcademyHealth in their Grey Literature Project[48]
| 5 | 4 | 3 | 2 | 1 |
|---|---|---|---|---|
| Working papers |
Data evaluations |
Speeches |
Newsletters |
Pamphlets |
| Committee reports |
Foundation reports |
Annual reports |
Biographies |
Protocols |
| Testimony |
Government reports |
Presentations |
Bulletins |
Guidelines |
| Conference proceedings |
Grantee publications |
Grantee reports |
Slide presentations |
Poster sessions |
| |
Non-commercially published conference papers |
|
|
|
| |
Reports |
Webcasts |
Foundation financial statements |
Meeting agendas |
| |
Special reports |
Theses |
|
Translations |
| Technical specifications and standards |
Items were classified in categories based on a scale of frequency of use (5 most frequent ), and items in columns 5 and 4 were considered to have higher relative importance than the items in columns 3, 2 and 1, which will not be chosen for review in this study.