Introduction to PH
“Health is a state of complete physical, mental, and social well-being.” This definition originated from which organization?
WHO (World Health Organization)
The “time, place, and person” triad refers to which type of epidemiology?
Descriptive Epidemiology
The average number of people per square kilometer is called ________________
Population Density
The Ministry of Health launches a “Smoke-Free Workplaces” campaign. Which core function of public health does this illustrate?
Policy development
Which study design compares exposure history between cases and non-cases?
Case-control compares past exposures.
Infant deaths = 40; live births = 4,000. Compute infant mortality rate.
(40 ÷ 4,000) × 1,000 = 10 per 1,000
A city develops an emergency plan for post-flood response. Which core function of public health does this action represent?
A hospital monitors hospital-acquired infections on a monthly basis. This is an example of which core epidemiologic function?
Public Health Surveillance/Surveillance
A population of 5,000 reports 128 births and 71 deaths. Compute for the population growth rate.
1.14 or 1.14%
Who is the historical figure mapped cholera cases to identify waterborne transmission?
John Snow
When evaluating a control program, results achieved with minimal resources means ___________
efficiency or efficient
BMI category (underweight, normal, overweight, obese) and Temperature in Celsius are considered to be in what level of measurement?
Ordinal and Interval, respectively
The goal of public health is best described as ___________________
WHO emphasizes maximizing health benefits for the majority.
An epidemiologist is comparing measles incidence between vaccinated and unvaccinated groups. What type of epidemiology is being shown?
Analytical Epidemiology
A community has 300 children (0–14), 600 adults (15–64), and 100 elderly (65+). What is the dependency ratio per 100 working-age persons?
(300 + 100) ÷ 600 × 100 = 66.7 dependents per 100 workers