Epidemiology Flashcard

Front

In Dean's index, what's score is given to teeth with small opaque white areas affecting less than 25% of the surface?

Back

VERY MILD

Front

In the DMFT index, a missing tooth (M) is counted when,

Back

the tooth is extracted due to caries

Front

Which is the statement below is the correct caries prevalence? common in girls than boys, anterior is the most common affected teeth, most frequent is buccal and palatal surface, diet control is not a factor in preventing dental caries

Back

common in girls than boys

Front

What is the fluorosis index that is commonly used worldwide?

Back

Dean's Index

Front

What is the main purpose of Community Periodontal Index of Treatment Needs (CPITN)?

Back

To assess treatment needs for periodontal disease

Front

Which of the following is the most significant risk factor for oral cancer globally? tobacco use, alcohol consumption, betel quid chewing, poor oral hygiene

Back

tobacco use

Front

A study is conducted on 1000 school children, and the following data is collected :
1) Decayed (D) teeth : 120
2) Missing (M) teeth : 30
3) Filled (F) teeth : 50
What is the average DMFT score for the population?

Back

2.0

Front

What is the community fluorosis index based on the following distribution assessed using Dean's Index for 100 individuals?
1) Normal : 30
2) Questionable : 20
3) Very mild : 15
4) Mild : 10
5) Moderate : 15
6) Severe : 10

Back

1.30

Front

The best public health strategy for reducing oral cancer incidence in high risk population is

Back

mass media campaign for tobacco and alcohol cessation

Front

Malocclusion is the third most common oral pathology after dental caries and periodontal disease

Back

True