ATI RN
Public Health Foundations Questions
Question 1 of 5
A population-based screening of breast cancer was performed using mammography. The sensitivity of the diagnostic tool was 90%, and its specificity was 95%. As a result it can be estimated that in the examined population:
Correct Answer: A
Rationale: Specificity = 95%, so 5% of healthy individuals get false positives.
Question 2 of 5
On a medical statement form confirming temporary incapacity for work or a stay in a stationary healthcare institution (ZUS ZLA form) A code means incapacity for work:
Correct Answer: D
Rationale: In Poland’s ZUS system, code A denotes incapacity due to alcohol abuse.
Question 3 of 5
For a dataset, the median is the value which:
Correct Answer: A
Rationale: The median is the middle value, dividing the dataset into two equal halves.
Question 4 of 5
A study was conducted that aimed to identify the risk factors for SARS-CoV-2 infection among physicians. From the population of physicians in contact with COVID-19-infected patients, 50 physicians were selected who had SARS-CoV-2 infection confirmed within the period of 6 months preceding the study, and a group of 50 uninfected ones. Both groups were inquired about the personal protective measures and hygiene practices they had been using in previous months. The above description refers to:
Correct Answer: C
Rationale: This is a case-control study, comparing infected (cases) and uninfected (controls) to assess risk factors.
Question 5 of 5
In accordance with the Act on Preventing and Combating Infections and Infectious Diseases in Humans in Poland, persons subject to compulsory treatment include:
Correct Answer: C
Rationale: The Polish Act mandates treatment for pulmonary TB, syphilis, and gonorrhea.