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Table 1 Suggested content of the data pack ready for sharing

From: Resource implications of preparing individual participant data from a clinical trial to share with external researchers

Suggested content of data pack

Description

Anonymised data

Electronic data collected for each patient in the trial in a format that can be recognised by a wide range of statistical software (e.g. SAS, Stata, R). The use of “StatTransfer” or other similar product may be useful for this purpose

Blank CRF

Blank CRFs with descriptions of the data collected. These could be annotated to provide a map of the data variables within the dataset, or provided as blank CRFs along with dataset specifications

Dataset specifications

Meta-data describing the datasets e.g. data-freeze date, variable labels, variable descriptions, formats, anonymisation method applied to each variable and summary of amendments made during the trial e.g. changing data definitions, adding/removing variables

Protocol

Trial protocol, including all amendments

Statistical analysis plan

Methods of analysis and procedures for data handling used in the final statistical analysis (this is useful if researchers want to replicate published analyses to facilitate their understanding of the dataset)

Analysis programs

Programmes used for generating and analysing data used in the final analysis report (this is useful if researchers want to replicate published analyses to facilitate their understanding of the dataset)

Clinical study report (CSR) (or equivalent) if applicable

Report of efficacy and safety data from the trial that forms the basis of submissions to regulatory authorities e.g. EMA

  1. CRF case report form, EMA European Medicines Agency