Evaluation of the effectiveness of pregnancy prevention programme (PPP) for oral retinoids (acitretin, alitretinoin, and isotretinoin): a European before-after drug utilization study (DUS) using secondary data

Data sources

• Data source(s):
  The Information System for Research in Primary Care (SIDIAP)

  National Prescribed Drugs Register / Läkemedelsregistret
• Data source(s), other:
  Système National d'Information Inter-Régimes de l'Assurance Maladie (SNIIRAM) France, Company Health Insurance funds Germany, Swedish national patient register Sweden, Swedish national birth register Sweden
• Data sources (types):
  Administrative data (e.g. claims)

  Drug dispensing/prescription data

  Electronic healthcare records (EHR)

Use of a Common Data Model (CDM)

• CDM mapping:
  No

Data quality specifications

• Check conformance:
  Unknown
• Check completeness:
  Unknown
• Check stability:
  Unknown
• Check logical consistency:
  Unknown

Data characterisation

• Data characterisation conducted:
  No