RHIT Practice Questions - Domain II

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Health Statistics, Biomedical Research, and Quality Management

Using a hospital discharge database, a physician does a study of diabetes mellitus, comparing age of onset with response to a specific drug regimen. The physician has gathered_________from the database.

Information

Two clerks are abstracting data for the same case for a registry. When their work is checked, discrepancies are found. Which data quality component is lacking?

Reliability

Which of the following terms refers to the incidence of death?

Mortality

Review of disease indexes, pathology reports, and radiation therapy reports is part of which function in the cancer registry?

Case-finding

Cancer registries receive approval as part of the facility cancer program from which of the following agencies?

American College of Surgeons

Which of the following is a database from the National Health Care Survey that uses the patient health record as a data source?

National Ambulatory Medical Care Survey

Which of the following contains a list maintained in diagnosis code number order for patients discharged from a facility during a particular time period?

Disease index

Which of the following contains a list maintained in procedure code number order for patients discharged from a particular time period?

Operation index

Case finding is a method used to:

Identify patients who have been seen or treated in a facility for a particular disease or condition for inclusion in a registry

In a cancer registry, the accession number:

Is the number assigned to each case as it is entered into a cancer registry.

A population-based registry:

Includes information from more than one facility in a particular geopolitical area, such as a state or region.

Vital statistics include data on:

Births, deaths, fetal deaths, marriages, and divorces

A growing trend in the collection of data for secondary databases is:

Increased use of automated data entry

A record is considered a primary data source when it:

Contains information about the patient that has been documented by the professionals who provide care to the patient.

Suppose that there are six males and 18 females in a class of 24 students with the data reported as 3/1. What term could be used to describe the comparison?

Ratio

In frequency distribution, the lowest value is 5 and the highest value is 20. What is the range?

15

What is the mean for the following frequency distribution: 10, 15, 20, 25, 25?

19
(10+15+20+25+25)/5=19

What is the mode for the frequency distribution 10, 15, 20, 25, 25?

25
(most frequent)

Suppose that 5 patients stayed in the hospital for a total of 27 days. Which term would be used to describe the result of the calculation 27 divided by 5?

Average length of stay

Which of the following statements best describes the difference between a hospital inpatient and a hospital outpatient?

Inpatients receive room, board,and continuous nursing services in areas of the hospital where patients generally stay overnight; outpatients receive ambulatory diagnostic and therapeutic services.

Given the numbers 47, 20, 11, 33, 30, 30, 35, and 50, what is the mean?

32
(47+20+11+33+30+30+35+50) / 8= 32

Given the numbers 47, 20, 11, 33, 30, 30, 35, and 50, what is the mode?

30
Most frequent

Mr. Jones was admitted to the hospital on March 21 and discharged on April 1. What was the length of stay for Mr. Jones?

11 days
(31-21) + 1 = 11 days

Community Hospital had 25 inpatient deaths, including newborns, for the month of June. The hospital performed five autopsies for the same period. What was the gross autopsy rate for the hospital for June?

20%
(5/25) x 100 = 20%

Community Hospital discharged nine patients on April 1. The length of stay for each of the patients was as follows: for patient A, 1 day; for patient B, 5 days; for patient C, 3 days; for patient D, 3 days; for patient E, 8 days; for patient F, 8 days; for patient G, 8 days; for patient H, 9 days; patient I, 9 days.
What was the median length of stay?

8 days
(1, 5, 3, 3, 8, 8, 8, 9, 9)

Which national data set is used to collect data on discharged patients regardless of payer?

Healthcare Cost and Utilization Project

Which of the following is made up of claims data from Medicare claims submitted by acute-care hospitals and skilled nursing facilities?

MEDPAR
Medicare Provider Analysis and Review

The collection of information on healthcare fraud and abuse was mandated by HIPAA and resulted in the development of:

Healthcare Integrity and Protection Data Bank

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