Q6410. Randomized study is done in people who are volunteer for the study. Which type of bias may occur ?

Q6411. Not true about propagated epidemics ?

Q6412. Total number of TB cases in a community of 6000 population 150. Number death due to TB are 30. What is the TB specific death rate (per 1000 population) ?

Q6413. An infectious disease shows iceberg phenomenon. That means it has ?

Q6414. Relationship between positive predictive value and prevalence ?

Q6415. Screening is not recommended if ?

Q6416. The validity of a test denotes ?

Q6417. Positive predictive value is a function of sensitivity,specificity and

Q6418. Numerator in negative predictive value ?

Q6419. Formula to calculate sensitivity of a screening test ?

Q6420. Positive mortality indicator is ?

Q6421. What is the route of administration of avian influenza vaccine?

Q6422. Mortality rate in measles encephalitis is -

Q6423. Mortality rate of measles in developing countries?

Q6424. Measles elimination criteria are all except ?

Q6425. True about measles are all except ?

Q6426. Koplik spot is pathognomic of which infection ?

Q6427. Most rapid diagnosis of pulmonary TB can be done by ?

Q6428. All are true about DOTS, except ?