1,677,770 items of data are available, covering 450,841 participants, encoded using Data-Coding
.
Array indices run from 0 to 21.
| Category | Count |
| Accident & emergency (A&E) | 54997 |
| Acute medicine | 279 |
| Acute mixed | 4 |
| Acute other | 9 |
| Addiction Services | 46 |
| Adult Cystic Fibrosis Service | 20 |
| Adult mental illness | 4226 |
| Major Trauma | 3 |
| Allergy | 291 |
| Allied Health Professional (AHP) Services | 0 |
| Anaesthetics | 5301 |
| Anticoagulant service | 19 |
| Art Therapy | 0 |
| Audiological medicine | 4 |
| Audiology | 7 |
| Blood transfusion | 0 |
| Bone and marrow transplantation | 453 |
| Breast surgery | 13564 |
| Burns care | 349 |
| Cardiac Rehabilitation | 44 |
| Cardiac surgery | 6430 |
| Cardiology | 75777 |
| Cardiothoracic surgery | 7226 |
| Cardiothoracic transplantation | 91 |
| Chemical pathology | 465 |
| Child and adolescent psychiatry | 8 |
| Clinical Cytogenetics and Molecular Genetics | 0 |
| Clinical Neurophysiology | 17 |
| Clinical Physiology | 8 |
| Clinical Psychology | 3 |
| Clinical genetics | 36 |
| Clinical haematology | 13517 |
| Clinical immunology | 121 |
| Clinical immunology and allergy | 487 |
| Clinical microbiology | 8 |
| Clinical oncology | 19645 |
| Clinical pharmacology | 851 |
| Colorectal surgery | 37517 |
| Communicable Diseases | 412 |
| Community Dental Practice | 3 |
| Community Paediatrics | 1 |
| Community Sexual & Reproductive Health | 0 |
| Community medicine | 143 |
| Complex Specialised Rehabilitation Service | 72 |
| Congenital Heart Disease Service | 55 |
| Critical care medicine | 4964 |
| Dental medicine | 91 |
| Dermatology | 30234 |
| Diabetic Education Service | 3 |
| Diabetic medicine | 5503 |
| Diagnostic Imaging | 2037 |
| Dietetics | 5 |
| Drama Therapy | 0 |
| Ear, nose and throat (ENT) | 46113 |
| Eating Disorders | 1 |
| Endocrinology | 8745 |
| Endocrinology & Diabetes | 120 |
| Forensic psychiatry | 40 |
| GP Other than Obstetrics | 275 |
| Gastroenterology | 155891 |
| General medicine | 192764 |
| General pathology | 29 |
| General practice other than maternity | 176 |
| General practice with maternity function | 462 |
| General surgery | 201517 |
| Genito-urinary medicine | 72 |
| Geriatric medicine | 33169 |
| Gynaecological oncology | 3258 |
| Gynaecology | 87886 |
| Haematology | 1189 |
| Haemophilia | 95 |
| Hepatobiliary & pancreatic surgery | 4239 |
| Hepatology | 2481 |
| Histopathology | 0 |
| Homeopathy | 74 |
| Immunopathology | 23 |
| Infectious diseases | 6321 |
| Intensive therapy unit | 498 |
| Intermediate care | 611 |
| Interventional radiology | 6081 |
| Joint Consultant Clinics | 0 |
| Learning disability | 18 |
| Liaison Psychiatry | 5 |
| Local Specialist Rehabilitation Service | 28 |
| Maxillo-facial surgery | 8557 |
| Medical microbiology | 0 |
| Medical oncology | 15265 |
| Medical ophthalmology | 112 |
| Medical virology | 13 |
| Mental Health Dual Diagnosis Service | 0 |
| Mental Health Recovery And Rehabilitation Service | 1 |
| Metabolic Diseases | 99 |
| Midwife episode | 1740 |
| Music Therapy | 0 |
| Neonatology | 2 |
| Nephrology | 5848 |
| Neurology | 13312 |
| Neuropathology | 2 |
| Neurosurgery | 16062 |
| Non-UK Provider | 70 |
| Not a treatment function | 0 |
| Not known | 20772 |
| Nuclear Medicine | 67 |
| Nursing episode | 11 |
| Obstetrics | 14067 |
| Obstetrics: AN (outpatients) | 4 |
| Obstetrics: PN (outpatients) | 0 |
| Occupational Therapy | 1 |
| Occupational medicine | 0 |
| Old age psychiatry | 1805 |
| Ophthalmology | 96624 |
| Optometry | 3 |
| Oral medicine | 1 |
| Oral surgery | 23327 |
| Oral surgery/medicine | 839 |
| Orthodontics | 8 |
| Orthodontics/Paediatric Dentistry | 0 |
| Orthoptics | 2 |
| Other diagnostic | 0 |
| Paediatric Audiological Medicine | 0 |
| Paediatric Burns Care | 0 |
| Paediatric Cardiac Surgery | 13 |
| Paediatric Clinical Haematology | 0 |
| Paediatric Clinical Immunology and Allergy | 2 |
| Paediatric Cystic Fibrosis | 0 |
| Paediatric Dermatology | 6 |
| Paediatric Diabetic Medicine | 0 |
| Paediatric Ear Nose and Throat | 17 |
| Paediatric Endocrinology | 0 |
| Paediatric Epilepsy | 0 |
| Paediatric Gastroenterology | 2 |
| Paediatric Gastrointestinal Surgery | 0 |
| Paediatric Infectious diseases | 0 |
| Paediatric Intensive Care | 0 |
| Paediatric Interventional Radiology | 0 |
| Paediatric Maxillo-Facial Surgery | 0 |
| Paediatric Medical Oncology | 7 |
| Paediatric Metabolic disease | 0 |
| Paediatric Nephrology | 2 |
| Paediatric Neuro-disability | 0 |
| Paediatric Neurosurgery | 4 |
| Paediatric Ophthalmology | 16 |
| Paediatric Pain Management | 1 |
| Paediatric Pheumalogy | 0 |
| Paediatric Plastic Surgery | 15 |
| Paediatric Respiratory Medicine | 0 |
| Paediatric Thoracic Surgery | 0 |
| Paediatric Transplantation Surgery | 0 |
| Paediatric Trauma and Orthopaedics | 36 |
| Paediatric Urology | 2 |
| Paediatric cardiology | 65 |
| Paediatric dentistry | 31 |
| Paediatric neurology | 2 |
| Paediatric surgery | 41 |
| Paediatrics | 97 |
| Pain management | 12238 |
| Palliative medicine | 2452 |
| Perinatal Psychiatry | 0 |
| Physiotherapy | 70 |
| Plastic surgery | 49806 |
| Podiatric Surgery | 432 |
| Podiatry | 1048 |
| Poisons unit | 110 |
| Programmed Pulmonary Rehabilitation | 0 |
| Prosthetics | 0 |
| Psychiatric Intensive Care | 4 |
| Psychotherapy | 19 |
| Radiology | 734 |
| Radiotherapy | 72 |
| Rehabilitation | 4424 |
| Respiratory Medicine | 3391 |
| Respiratory Physiology | 1834 |
| Respite care | 18 |
| Restorative dentistry | 380 |
| Rheumatology | 10412 |
| Specialist Rehabilitation Service | 17 |
| Speech and Language Therapy | 2 |
| Spinal Injuries | 241 |
| Spinal Surgery Service | 4957 |
| Spinal paralysis | 4 |
| Sport And Exercise Medicine | 11 |
| Stroke Medicine | 7456 |
| Thoracic medicine | 34964 |
| Thoracic surgery | 4706 |
| Transient Ischaemic Attack | 259 |
| Transplantation surgery | 766 |
| Trauma & orthopaedics | 161963 |
| Tropical medicine | 86 |
| Upper gastrointestinal surgery | 11811 |
| Urology | 91943 |
| Vascular surgery | 11743 |
| Well babies | 0 |
| Young Chronic Sick | 4 |
| Integrative care | 8 |
| Convalescence | 13 |
| TB respiratory | 5 |
| Staff wards | 3 |
| Other maternity event | 20 |
| Orthotics | 3 |
| Dementia Assessment Service | 1 |
| Bariatric Surgery Service | 9 |
| Trauma Surgery Service | 155 |
| Oral and Maxillofacial Surgery Service | 321 |
| Acute Internal Medicine Service | 1638 |
| Orthopaedic Surgery / Services | 196 |
| Endocrine Surgery Service | 20 |
| Orthogeriatric Medicine Service | 3 |
| Special Care Dentistry Service | 1 |
| Sleep Medicine Service | 1 |
| Gastrointestinal Physiology Service | 16 |
| General Psychiatry | 480 |