NDEB Dental Public Health and Preventive Dentistry 2

Question 1

What does 'incidence' measure in epidemiology?

Accepted Answer

New cases of a disease over a defined time period

Answer

Incidence measures the rate of new cases of a disease arising in a population over a specific time period.

Question 2

Which study design best establishes causation between a risk factor and a disease?

Accepted Answer

Randomized controlled trial

Answer

A randomized controlled trial (RCT) is the gold standard for establishing causation because random allocation minimizes confounding variables.

Question 3

What is the main purpose of a needs assessment in dental public health?

Accepted Answer

To identify oral health problems and resources in a community

Answer

A community needs assessment identifies the oral health status, disease burden, and existing resources to plan appropriate public health interventions.

Question 4

Which federal program provides dental coverage for low-income children in the United States?

Accepted Answer

CHIP/Medicaid

Answer

Medicaid and the Children's Health Insurance Program (CHIP) provide dental benefits to eligible low-income children across the US.

Question 5

Which preventive measure has the highest cost-effectiveness for caries prevention at the community level?

Accepted Answer

Community water fluoridation

Answer

Community water fluoridation is consistently ranked as the most cost-effective public health measure for caries prevention, delivering benefits to entire populations.

NDEB - National Dental Examining Board Practice Test

NDEB - National Dental Examining Board Practice Test

NDEB Dental Public Health and Preventive Dentistry 2