RESUMO
The aim of this study was to evaluate the knowledge, attitude and behaviour of hepatitis B and infection control of dental and medical undergraduates of private medical university. Karachi. Pakistan. It was the cross sectional survey study. 227 clinical students were approached. A self-structured questionnaire related to KAP of HB was used and data collected through survey questionnaire from each individual. Response rate was 100%. Data were entered and analyzed using Stata software. There were 84 [37%] students from dental college and 143[63%] students from medical section. There were 92[41%] male and 125[59%] female students. The mean level of knowledge, attitude and practice of HB in medical and dental graduates was 58% and 65% respectively. The dental graduates had overall high KAP score than medical undergraduates and the results were statistically significant. Description of the frequency of knowledge, attitude and practice of hepatitis B and infection control has revealed that dental students follow preventive guidelines of transmission during treatment procedure and were more cautious during practice than medical students