In order to explain and remedy these variations and thus improve the overall quality of health care, action must be taken to evaluate costs and performance, conduct surveys on patient satisfaction, and evaluate and grant accreditation to health care services [18]. Such steps must involve all the partners concerned (supervisory authorities, health care professionals, "disbursing" agencies and supplementary insurance agencies).
Daarbij moeten alle partners worden betrokken (overheden die toezicht houden op het zorgstelsel, beroepsbeoefenaren uit de gezondheidszorg, "betalende" instanties, waaronder aanvullende verzekeringen).