Risk, Morbidity & Mortality Part I

Undercounting certain groups in populations is an example of __.

Proportions are not rates

Which of the following stage is this: infection still present after clinical symptoms resolve- may reoccur

If asked "Do you currently have asthma?" this is an example of

For Case-Fatality, there is an explicit statement of time because they are generally used for acute diseases

Which of the following stage is this: infection w/ no multiplication ex.) viral genes present but no virus

If asked "Have you ever had asthma?" this is an example of

Which of the following are true regarding morbidity?

Which of the following stage is this: No signs or symptoms but will progress

All of the following are true in regards to Passive Surveillance

Measure of event (transition from healthy to sick) is a measure of risk for incidence in a population

Median Survival Time is not as accurate or better than calculating the mean due to it being more affected by extremes

Hospitals that don't have defined populations is an example of __.

Overall most people in the population will seek care and hospitalization.

The Clinical Stage is when signs & symptoms show up

Survival Analysis allows scientists to incorporate info only in regards to the frequency of event occurrence

All of the following are true in regards to Active Surveillance

__ year survival = % of patients who are alive after __ years after treatment begins or _ years after diagnosis

Finding cases: Pts are symptomatic but not seeking treatment/ Diagnosis not made/ Recall/Disclosures are examples of __.

"Women with hysterectomies can't get endometrial cancer" is an example of __.

If asked "Have you had asthma during the last (n) years?" this is an example of

Prevalence = Incidence x Duration (this calculation is most accurate when prevalence is high)

Hospital data records not designed for research (missing data, variable diagnostic quality) is an example of __.

Prevalence = Incidence x Duration

Once an individual gets sick or is leave the study, they are out of the incidence denominator

Five Year Survival is a proportion and not a true rate that is influenced by screening programs

Deciding who has the disease (Diagnosis Criteria/ Case Definition Difference) is an example of ____.

Which of the following stage is this: No signs or symptoms but not destined to progress detectable by antibodies