The industrial accident phenomenon among personnel on duty in the hospital ambit requires further studies, also for the distinctive aspects that it presents as regards that may be found in the factory. The authors, for this end, have conducted an analysis about industrial accidents happened in the hospitals of Parma in 1977 and in 1978, with reference to the different working qualifications, the sex and the age of the staff, the kind of the suffered lesion, the affected bodily seat and the traumatic event on the occasion of which the injury happened. Moreover distribution per hour of industrial accidents, in relation to shifts as well, their monthly and weekly incidence, compatibly with the difficulties of treatment of the analysis in connection with the heterogeneity, chronological too, of various working services, have been calculated. The above-mentioned survey indicates that the factors that cause a bigger risk of accident are individual factors - sex, age and job - and factors connected both with the kind of internal organization of work and with the structures of working place.