ATI RN
Infection Control Quiz Questions and Answers Questions
Question 1 of 5
Most healthcare-associated pathogens are transmitted from patient to patient via:
Correct Answer: C
Rationale: Hands of healthcare workers are the primary transmission route, making C correct.
Question 2 of 5
During the winter of 2017, 645 persons died from influenza related illness in Columbus. The population of Columbus was 1.2 million. What was the cause-specific mortality rate?
Correct Answer: A
Rationale: Cause-specific mortality for influenza = 645/1,200,000 × 100,000 = 53.75 per 100,000, making A correct.
Question 3 of 5
Which of the following should be used as a quality improvement measure for infection prevention education programs?
Correct Answer: C
Rationale: Pre/post test scores measure knowledge gained, making C a key QI measure.
Question 4 of 5
The director has requested that the IP summarize the results of an education program to five different groups within the institution. The director specifically requests that the method used not only indicate the overall mean score for each group but also aid a simple comparative analysis for all who participated. The best data display technique to summarize these would be:
Correct Answer: C
Rationale: Bar charts show means and allow comparison across groups, making C best.
Question 5 of 5
Which of the following questions should be asked when evaluating results from a research study? 1) Were the instruments valid for the study? 2) Is this a peer-reviewed research journal? 3) Was the sample representative of the intended population? 4) Do the conclusions prove the hypothesis?
Correct Answer: A
Rationale: Validity, peer review, and representativeness are key; ‘prove' is too strong for conclusions, making A (1,2,3) correct.