Difficulty and changes required for gaining approvals for most recent research project
| Variable | N (%) |
| Whether difficulties were experienced gaining approval (n=56) | |
| R&D (n=55) | 24 (44) |
| SSA (n=46) | 12 (26) |
| Coordination of approval systems (n=56) | 12 (21) |
| REC (n=56) | 8 (14) |
| CAG (n=5) | 1 (20) |
| Review within institution (n=40) | 1 (3) |
| Other (n=12) | 1 (8) |
| Most difficult approval process (for those experiencing difficulties) (n=32) | |
| R&D | 15 (47) |
| SSA | 7 (22) |
| Coordination of approval systems | 4 (13) |
| REC | 1 (3) |
| CAG | 1 (3) |
| Review within institution | 0 (0) |
| Other | 4 (13) |
| Whether changes were required as a result of review process (n=56) | |
| R&D (n=55) | 15 (27) |
| SSA (n=46) | 5 (11) |
| REC (n=56) | 35 (63) |
| CAG (n=5) | 2 (40) |
| Review within institution (n=40) | 7 (18) |
| Other (n=12) | 3 (25) |
| Area where the biggest change was requested (n=40) | |
| Information sheet | 19 (48) |
| Consent/assent | 9 (23) |
| Data collection methods | 4 (10) |
| Sample size | 2 (5) |
| Data storage | 1 (3) |
| Other | 5 (13) |
R&D, Research and Development; SSA, Site Specific Approval; REC, Research Ethics Committee; CAG, Confidentiality Advisory Group.