Boston University researchers recommend preventive TB treatment for all age groups with confirmed TB infection, with 49% overall effectiveness and 80% for those with positive tests, emphasizing prioritization in high-burden settings.

Boston University researchers suggest all age groups with confirmed tuberculosis (TB) infection should receive preventive TB treatment. The study, involving 439,644 participants, found preventive TB treatment was 49% effective overall and 80% for individuals with a positive skin or blood test. The research also highlights the need to prioritize preventive treatments in high-burden settings to help combat the global TB epidemic.