in portugal patient experience indicators are among those used to contract primary health care while most oecd health care systems have at least few surveys to collect prems it is often not done in a standardised way as seen in korea and australia and it is often collected infrequently in japan for example prems are collected once every three years in a system where prom data are publicly reported they can be used to help patients make betterinformed choices ideally prom data should be fed back to clinicians to help them improve the care and outcomes of patients