Module 11 Flashcards
Epidemiology is the study of?
health and disease (and risk factors) in a population
Epidemiological research determies the _______ and ________ of a disease?
amount
distribution
Epidemiological research applies their knowledge to the _________ of the disease?
control
Understanding the risk factors for a disease can lead to?
theories of the cause
tx standards for pt. care
Prevalence refers to
old and new cases (at a given time)
Prevalence doesn’t indicate?
how long they have had the disease
Incidence refers to?
number of new cases (over a given amount of time)
What are 4 variables associated with prevalence of a disease?
Gender
Age
Access to dental care
education and socioeconomic status
What gender has an increased risk of perio?
Males
What ethnicities have higher risk of perio?
Black and Hispanics
What socio-economic status has a higher risk of perio?
Low education and income
underdeveloped countries
Indices measure the ___ and ______ of a disease?
amount
severity
Why is measurement of aPeriodontal disease difficult?
Has multiple variables
Multiple variables makes the numbers of prevalence and incidence ______ specific and have a ___ range?
less
greater
_% of Americans have Gingivitis?
54
What age group has the highest risk of gingivitis?
Male 13-17 (PREPUBERTAL)
By age 60-69 less than _ of all adults have _ teeth?
1/2
21 or more
What was the risk factor for perio BEFORE 1960?
Calculus
What was the risk factor for Perio during 1965-85?
Bacterial plaque biofilm
What are the current risk factors for Perio?
Bacteria
Host response to the bacteria
Is everyone equally susceptible to Perio?
NO
What was the disease progression theory PRIOR to 1980?
Continuous Progression
What is the current theory of Perio Disease progression?
Intermittent Progression Theory
Tissue destruction is __ and progresses _______?
sporadic
differenct rates
As many as _% of perio cases in the U.S. can be attributed to ?
current smoking
