| DACHA (funded up to November 2023) | Virtual Trials Archive (December 2023 onward) |
---|---|---|
Name | DACHA Trials repository | Virtual International Care Homes Trials Archive (VICHTA) |
Funding | HS&DR NIHR127234 | Supported through data access fees |
Analysis | • Internal to WP2 team only • Analysis on University of Glasgow (UG) server (VPN access for LI) • Focus on descriptive statistics | • Available to external researchers via for data request process • All analysis performed on VTA Analysis Platform • More advanced statistical analysis |
Management | University of Hertfordshire (UH) and Virtual Trials Archive/Robertson Biostatistics Centre (UG) | Virtual Trials Archive/Robertson Biostatistics Centre (UG) |
Inclusion criteria | • UK only • RCTs only • Older adult focus • At least 100 participants • Any intervention/condition • Published since 2010 • Evidence of resident/consultee consent | • Add non-UK studies |
Publication policy | All TSC members full authors for the main paper describing the development of repository. For other publications arising: • By-line ‘on behalf of VICHTA collaborators’ • Option to get involved in research and full authorship dependent on ICMJE guidelines. | By-line ‘on behalf of VICHTA collaborators’ Option to get involved in research and full authorship dependent on ICMJE guidelines. |
Analyses | • Generalisability of RCT data • Using the repository to inform Minimum Dataset | Open for external researchers |
Independent Oversight | DACHA Steering Group | Robertson Biostatistics Centre, UG |
PPIE | Led by Anne Killett and Priti Biswas at UEA | Â |
Ethics | University of Hertfordshire HSK/SF/UH/04185 approved 18 June 2020 | Amendment for VTA ethics via UG |
Trialist Steering Committee (TSC) membership | Co-chairs: Jenni Burton and Terry Quinn Up to two representatives per trial—principle investigator; CTU delegate; statistician; ECR Minimal face-to-face contact; Zoom conferencing | Chair/co-chair may rotate over years Minimal face-to-face contact |