This fact is from Hepatitis & HIV — Dental Protocols in General Medicine. It is a commonly tested concept in NEET MDS examinations. Understanding this fact is crucial for answering MCQs correctly.
Hepatitis B = highest risk of needle stick transmission 30 percent
Hepatitis C = most common cause chronic hepatitis = no vaccine
HIV = lowest needle stick risk 0.3 percent
Post-exposure prophylaxis = within 72 hours ideally 1-2 hours
Universal precautions = treat ALL patients as potentially infectious
Hepatitis B vaccine = 3 doses = 0 1 6 months.