[Knowledge and attitudes of health workers' hands hygiene during Covid-19's pandemic: an observational study].

INTRODUCTION the infections correlated to the assistance represent the most common adverse events and sets up a world public sanity problem. Preventative behaviour, such as proper hand hygiene, are based on the knowledge and attitudes of care staff. Valuing health workers' knowledge and attitudes becomes fundamental for the individuation of any cognitive gaps. METHODS a cross sectional study has been conducted in a healthcare authority, during the first lockdown of Covid-19 pandemic. The knowledge's' data have been collected using the World Health Organization's Hand Hygiene Knowledge Questionnaire in its italian version and, for exploring attitudes, questions have been created on the basis of scientific literature. RESULTS a sample of 363 healthcare workers was enrolled in this study. The 60% of respondent showed a sufficient level and 26.3% were at a good level of knowledge and all the personnel present good attitudes. There has been found an association between knowledge, gender and work area and between attitude, work area and presence of the alcoholic product in the structure. CONCLUSIONS healthcare workers showed a knowledge level from sufficient to good, and positive attitudes towards hands hygiene. There still remains some cognitive gaps that have to be fixed with formative courses for prevent infections according to the principles of the patient safety program "Clinic Care in Safer Care" of the World Health Organization.