One DALY signifies: (A) 1 year of disease free life, (B) 1 lost year of healthy life, (C) 1 month of bedridden life, (D) 1 day of diseased life
Answer is B. DALY is a measure of overall disease burden, expressed as a number of years lost due to ill-health, disability or early death. 1 DALY = 1yr of healthy life lost Ref : Park&;s Textbook of Preventive and Social Medicine; 23rd edition; Page 26