Berkesonian bias in a case control study is a bias due to 1) Presence of confounding factors 2) Different admission rates for different diseases 3) Bias introduced by investigator 4) None of the above
Community DentistryAnswer: 2
The study that attempts to do no more than describe the pattern of occurrence of a disease or a condition relative to other characteristics of the populations is 1) Descriptive epidemiology 2) Specific epidemiology 3) Clinical epidemiology 4) General epidemiology
Community DentistryAnswer: 1
Which of the following is first consideration in dietary counselling for rampant caries 1) Restriction of sugar intake 2) Instruct the patient to complete a dietary history chart 3) Advice high-protein diet 4) Topical fluoride application
Community DentistryAnswer: 2
Estimation of age from third molar is 1) Always reliable 2) Never reliable 3) Sometimes reliable 4) None of the above
Community DentistryAnswer: 3
Oral Health Unit of WHO was established in the year 1) 1948 2) 1952 3) 1956 4) 1960
Community DentistryAnswer: 3
Which of the following used as a reference for a study through a period of time 1) Baseline data 2) Prevalence 3) Incidence 4) Rate
Community DentistryAnswer: 2
"CPITN" is 1) Disease index 2) Symptom index 3) Treatment index 4) All of the above
Community DentistryAnswer: 4
The analytical study where population is the unit of study is 1) Cross-sectional 2) Ecological 3) Case control 4) Cohort study
