The study has been done in the domain of occupational exposure in regional hospitals of Northern Khorasan province in Iran showed that:
The incidence of exposure to sharp objects was 44% and the incidence of contact with blood or other secretions of patients was 31%.
Among healthcare workers (HCWs) who had needle stick injuries, 82 had a positive hepatitis B surface antibody titer measured after injury.
35.9 % HCWs washed their hands before and after examining patients, and 41.5 % used gloves while working in hospitals.