Public Health Flashcards
Organized efforts of society to keep people healthy + prevent injury, illness, and premature death
public health
Combination of programs, services, and policies that protect + promote health of all canadians
public health
which protects a larger group; public health or population health
public health
Aims to improve the health of the entire population + reduce health inequities among population groups
population health
list 3 reasons why COVID 19 mortality differs across countries
of people tested
demographics
cultural differences
characteristics of HC system
what is the reproductive number of a disease
R0
R0 is the measure of
how many people one sick person can infect if there are no control measures in an unimmunized populations (control measures depend on how a disease is spread)
if Ro<1
disease will fade over time as it takes more than 1 sick person to infect another
if Ro>1
will spread + higher the number = faster the spread
what is the msot important medical discovery
vacciens
what is herd immunity
when sufficient part of pop is immune to an infectious disease (through vaccination or prior illness) that its sustained spread is unlikely
______ can be used to establish critical vaccination level or theshold
herd immunity
what is herd immunity threshold =
1-1/R0
T or F: no vaccination goal in canada established in 2015 have been met
T
the increasing vaccination model includes
what people think/ feel + social processes - motivation - practical issues - vaccination