| ADRN | Administrative Data Research Network |
| AST | The Abortion Statistics Team |
| BB:0-2 | The Building Blocks Trial [ISRCTN23019866] |
| BB:2-6 | Building Blocks: 2-6 follow-on study |
| CAG | Confidentiality Advisory Group |
| CTU | Clinical Trials Unit |
| DSP | Data Security and Protection Toolkit (previously IG Toolkit) |
| FNP | Family Nurse Partnership |
| GCP | Good Clinical Practice |
| IAO | Information Asset Owner |
| ICO | Information Commissioners Office |
| IG | Information Governance |
| LUCI | The Long-term follow-up of Urinary Tract Infection (UTI) in Childhood Study |
| MHRA | Medicines and Healthcare products Regulatory Agency |
| MRC | Medical Research Council |
| NIHR | National Institute for Health Research |
| NHSD | NHS Digital - The Health and Social Care Information Centre |
| NPD | National Pupil Database |
| ONS | Office for National Statistics |
| RCT | Randomised Controlled Trial |
| SAIL | Secure Anonymised Information Linkage |
| UKCRC | The UK Clinical Research Collaboration |
| UTI | Urinary Tract Infection |