CBIC Surveillance 2

Question 1

Which surveillance method uses real-time electronic data from the EHR to identify potential HAIs without manual chart review?

Accepted Answer

Automated surveillance

Answer

Automated surveillance uses electronic algorithms to mine EHR data in real time, reducing manual workload and improving timeliness.

Question 2

A surveillance system's ability to detect a true case of HAI is best described as which characteristic?

Accepted Answer

Sensitivity

Answer

Sensitivity measures the proportion of true HAI cases correctly identified by the surveillance system.

Question 3

When calculating a surgical site infection (SSI) rate, the denominator most commonly used is:

Accepted Answer

Number of procedures performed

Answer

SSI rates are expressed per 100 procedures performed, making the number of procedures the standard denominator.

Question 4

Which of the following is the PRIMARY purpose of severity-of-illness adjustment in HAI surveillance?

Accepted Answer

To allow fair comparisons between facilities with different patient populations

Answer

Severity-of-illness adjustment controls for differences in patient risk so that infection rates across facilities can be meaningfully compared.

Question 5

The NHSN definition of a healthcare-associated infection requires that the infection not be present or incubating at the time of:

Accepted Answer

Admission to the facility

Answer

NHSN defines HAIs as infections that were not present or incubating at the time of the patient's admission to the facility.

CBIC - Certification Board of Infection Control Practice Test