Data on patients collected by primary care providers forms the basis for an electronic database (the Quality Indicators in Community Health Care, QICH, programme) that is one of the most comprehensive in the OECD area (OECD, 2012). The QICH data include basic patient demographics and more than 60 measures across six areas - asthma, cancer screening, immunisation for the elderly, children’s health, cardiovascular health and diabetes. The data also flag risk factors and log treatments, drug utilisation and treatment outcomes.