Table 1. Main objectives of a post-introduction observation system of new technologies.
OBJECTIVES
General objectives	Specific objectives
1. To assess the diffusion of the new technology	1.1. Identify problems regarding the adoption of new health technologies (financial, organisational, structural or social). 1.2. Identify problems in acceptability.
2. To assess accessibility within the Health System	2.1. Establish the existence of accessibility problems.
3. To assess adequacy of use	3.1. Establish the adequacy of clinical indications. 3.2. Establish the adequacy of patient-selection criteria.
4. To verify effectiveness	4.1. Identify problems of effectiveness that may appear when the technology is applied in daily clinical practice. 4.2. Identify groups especially benefited or prejudiced by the use of this technology.
5. To verify safety	5.1. To check for the occurrence of deviations in severe adverse effects in the short/medium term. 5.2. To check for the occurrence of deviations in mild/moderate adverse effects in the short/medium term 5.3. Identify especially sensitive groups (e.g., children, the elderly, patients with co-morbidities, etc.).
6. To verify economic impact	6.1. Identify important cost overruns.