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Block 6 Week 1 > infectious disease epidemiology > Flashcards

Flashcards in infectious disease epidemiology Deck (19):
1

crude rate?

number of deaths/ population at risk

2

What happened between 1980 and 2000?

aids

3

Why can crude rate be misleading?

because different geographic locations have different types of populations (i,e more older people in florida than alaska)

4

How do you fix the problems involved with crude rate?

age adjusted rate

5

How is age specific rate different than age adjused rate?

you are only looking at a specific age group such as 0-4 year olds

6

proportionate mortality?

# deaths due to cause x, time t divided by number of all deaths during the same time

7

What do you need to know to determine if a disease is worrisome?

case fatality rate

8

Which is more exact, a percentage or a rate?

a rate!

9

HOw do you find the relative mortality?

take rate exposed divided by rate unexposed

10

How do you find mortality diffference?

subtract rate exposed by rate unexposed

11

What is a PUI?

a person who touched something questionable in the last 21 days

12

What is the definition of legionnaires?

fever, myalgia, cough and pneumonia and has legionella

13

how do you define an incubation period?

time between exposure and onset of symptoms

14

attack rate?

# of new cases among the pop during the period X 100 divided by population at risk at the beginning of the period

15

What is the definition of an attack rate

a measure of the probability or risk of becoming a case

16

What is a secondary attack rate?

# cases among contacts of primary cases during the period X 100 divided by total number of contacts

17

What is the natural history of disease?

the unchecked progression of disease in an individual

18

What is this:
Permanent reduction to zero of the worldwide incidence of infection caused by a specific agent; intervention measures are no longer no longer needed.

eradication

19

What is this:
The specific infectious agent no longer exists in nature or the laboratory

extinction