Table 3 Eight seemingly independent trials with evidence of influence by sponsor
From: Sponsors’ participation in conduct and reporting of industry trials: a descriptive study
Trial number | Writing of protocol | Stopping trial early | Author confidentiality clause | Writing of manuscript | |
|---|---|---|---|---|---|
According to protocol | According to publication | ||||
1 | - | - | In protocol | - | Sponsor not involved in writing |
2 | - | - | - | Sponsor needs to review manuscript | Sponsor not involved in writing |
3 | Appears written by sponsor | - | - | Sponsor involved in writing | Sponsor not involved in writing |
4 | - | - | - | Sponsor needs to review manuscript | Sponsor not involved in writing |
5 | - | Sponsor must be consulted before stopping | In protocol | Sponsor needs to approve manuscript | Sponsor not involved in writing |
6 | - | - | - | Sponsor needs to review manuscript | Nothing stated about writing |
7 | - | - | In protocol | - | Sponsor not involved in writing |
8 | - | Sponsor can stop trial | - | Sponsor allowed comments | Sponsor allowed comments |