[The development of organizational comfort: organizational training as strategic instrument for changing].

The organizational comfort has been defined as the relationship between people and work environment. The supervisor's functions imply organizing and relation competences, listening and observation, communication and negotiation. Unfortunately, the reality is quite different: there are often situations of communication disorder between the supervisor and the worker, where the first, unaware of his role and responsibility, doesn't understand the worker's needs, doesn't communicate rightly the risk, doesn't develop any emphatic attitude and organize work without thinking to individual inclinations and limitations.

[The perception of risk in construction workers].

Accidents in building sites led us to study risk perception in workers employed in this field. We disposed of 300 workers, aged 18-65, who had to answer to a questionnaries were signing among seven risks the more present in their activity, chosing among five levels. So for each risk the worker had to quantify parameters such as: danger, frequence of accidents, actitude to risk-control, training on risk.

[Risk perception in a group of dentists from Abruzzo].

Dentist's office represents an area with high infectious risk both for workers and patients. With our study we tried to analyse the relationship between dentists and prevention. We studied 104 dentists who had to answer to a questionnaire composed by 25 questions on topics such as job management, risk perception, measures adopted for prevention and knowledge about normatives regarding safety at work.

[Prevention of low back pain diseases in a center for the disabled].

Our unit of occupational medicine has been asked to solve the problem of an incrising percentage of workers affected by low-back pain in a clinic for patients with handicaps. The consequence of this affections caused frequently absences at work. We organized a course for training about correct methods for moving patient not self-sufficient.

[A global evaluation of the quality of care in cardiac surgery].

Until now, all reflections about cardiac surgery have been quantitative. Currently, quantitative saturation of cardiac surgery needs in France has been reached or even exceeded in some areas. Consequently, a qualitative approach becomes fundamental: to provide each patient, prior to the operation, with an assessment of his/her vital risk at a specific site; to allow cardiologists to objectively and statistically know the complete results obtained by various surgical teams; to incite improvements among surgical teams; and lastly, to allow the administration to assess services provided to patients.