A collection of database-specific code lists used to identify pharmacological and surgical androgen deprivation therapy (ADT) exposure in linked English electronic health record (EHR) data sources in men with prostate cancer. The collection includes: (1) CPRD Aurum drug product codes (EMIS prodcodeid) for pharmacological ADT agents; (2) CPRD Gold drug product codes (prodcode, Read codes, BNF) for pharmacological ADT agents; (3) CPRD Aurum medical codes (EMIS medcodeid, SNOMED CT) for orchidectomy; (4) CPRD Gold medical codes (Read codes) for orchidectomy; (5) NCRAS cancer registry drug name strings and event codes (eventcode=03) for hormone therapy linked to CPRD Aurum; (6) NCRAS drug name strings and event codes linked to CPRD Gold; (7) HES-APC OPCS-4 procedure codes for orchidectomy and ICD-10 code Y42.6 for antiandrogens; (8) SACT drug group codes linked to CPRD Aurum; (9) SACT drug group codes linked to CPRD Gold; (10) SACT drug-to-ADT classification lookup table; (11) Analysis-ready CPRD Aurum drug codes with ADT inclusion flag; (12) Analysis-ready HES-APC ICD-10 code with ADT inclusion flag; (13) Analysis-ready HES-APC OPCS-4 orchidectomy codes with ADT inclusion flag. Code lists were reviewed by oncology and primary care specialists.

Keywords