Hospitalisation Database

The Hospitalisation Database comprises hospital admissions for more than 24 hours and admissions for less than 24 hours for which a bed is required from the national Dutch Hospital Data Foundation ( The records include information on hospital admission and discharge dates, discharge diagnoses and procedures. Diagnoses are coded according to the WHO International Classification of Diseases and procedures are coded according to the Dutch Hospital Data Foundation registration system for procedures which links to the Dutch Healthcare Authority (NZa) declaration codes and the Dutch Classification of Procedures. PHARMO has access to data of the majority of the hospitals in the Netherlands.

Permission on a project basis is needed to obtain these data.

For more information on the data that can be retrieved from our databases, click here.