Every TB sputum positive patient can infect up to:-: (A) 1-2 persons per year, (B) 5-6 persons per year, (C) 10-15 persons per year, (D) 100-200 persons per year
Answer is C. TB transmission: - Slow rise, then plateau phase, then slow fall is characteristic in India - propagative epidemic person - to person transmission. - Thus, Every TB sputum positive patient can infect up to 10-15 persons per year.