Unit 9

Question 1

mathmatical modeling and epo

Answer 1

mathmatical models have become some of the cornerstone approaches for understanding, predicting and control disease spread

explore relationships and scenairos for disease spread and disease control

Question 2

reproductive number

Answer 2

the average number of secondary infection when a single infectious case is introduced into a completly susceptiable population

Ro>1 = epidemic

Ro=rate of contact between susceptiable and unsusceptiable individuals x the probability of transmission given an infected contact x the duration of infectiousness of each individual

Question 3

Serial intervals

Answer 3

the time between successive generations of cases, the time for an average case to be infected by an infectious case to become infectious himself

Question 4

SIR models

Answer 4

classifies infectious diseaes, individulas are classied as susceptiable, infectious or recovered

most simplified model

Question 5

Qualitative methods and epo

Answer 5

health problems are results of a complex set of bioligcla and social factors

discorver the how and why relations ships, better understaning between variables

Question 6

qualitative research data collcetion

Answer 6

focus groups, in-depth interviews, participant observations