Summary of relevant studies and documents considered in an HTA report on biologicals in rheumatoid arthritis*
| Studies/documents | |
| Studies | 118 |
| Industry sponsored | 84 (71%) |
| Investigator-initiated trials | 34 (29%) |
| Full-text journal article | 318 articles for 100/118 studies (85%) |
| Study registry entry | |
| Registration | 159 records for 96/118 studies (81%) |
| Results reporting | 124 records for 69/118 studies (58%) |
| Clinical study report provided (not publicly available) | |
| Overall | 81/118 studies (69%) |
| Industry-sponsored study | 80/84 industry-sponsored studies (95%) |
| Investigator-initiated trials | 1/34 investigator-initiated trials (2.9%) |
| Total number of documents | 682 |
*Extract from IQWiG report A16-70.2
HTA, health technology assessment; IQWiG, Institute for Quality and Efficiency in Health Care.