RHIT PRACTICE TEST 1 DOMAIN 3- data analytics and use

RHIT PRACTICE TEST 1 DOMAIN 3- data analytics and use 1. What type of data is collected on large populations of individuals and stored in databases? Answer: Aggregate data. 2. What database is used to compare hospital-acquired urinary tract infection rates for Medicare patients with the national average? Answer: MEDPAR database. 3. What data provides the best comparison for Community Hospital's UTI rate? Answer: All individuals in the MEDPAR database except those admitted with a principal diagnosis of UTI or infectious disease. 4. What is the median of the numbers 47, 20, 11, 33, 30, 30, 35, and 50? Answer: 31.5. 5. How many inpatient service days were there at Community Hospital on May 2? Answer: 242. 6. What percentage represents the H&P timeliness rate at Community Hospital? Answer: 95.5%. 7. To use a data element for aggregation and reporting, it must be: Answer: Abstracted and indexed. 8. What is the definition of a primary key in a database table? Answer: A unique identifier that uniquely identifies each row in a table. 9. What should be done if a hospital's quality goal is not met, as shown by audit data? Answer: Determine whether there was a medical or other reason why patients were not given aspirin. 10. What type of organization does David work for, using health record data to prove or disprove treatment efficacy? Answer: Research organization. 11. How does an internal user utilize secondary data? Answer: By benchmarking with other facilities. 12. What is the next step in data acquisition after determining the types of cases to be included in a registry? Answer: Case abstracting. 13. Why is HCUP advantageous for research purposes? Answer: It contains data on all payer types. 14. What type of activity would you monitor when reviewing audit trails of access to patient information? Answer: Every access to every data element or document type, whether the person viewed, created, updated, or deleted the information, and physical location on the network where the access occurred. 15. What is the first step in analyzing data? Answer: Know your objectives or purpose of the data analysis. 16. When a distribution is skewed, what happens to the mean? Answer: It gravitates in the direction of the extreme values, making a long tail when a distribution is skewed to the right side, which is called a positively skewed distribution.