CHDA exam questions and answers

A set of standards that provides universal names and codes for laboratory and clinical results is . Answer - Logical Observation Identifiers Names and Codes (LOINC) High-quality information is contingent on . a. Computerized decision support b. Systems integration c. Knowledge management d. Reliable data Answer - d. Reliable data The individual most likely to lead strategic planning for a healthcare organization's information system is the . a. CEO b. HIM director c. CIO d. Medical director Answer - c. CIO 140. An audit trail is a good tool for which one of the following? a. Holding an individual patient accountable for actions b. Reconstructing electronic events c. Defending the corporation against an IRS audit d. Stopping attacks from the intranet to the Internet Answer - b. Reconstructing electronic events Health information loses PHI status and is no longer protected by the HIPAA Privacy Rule when it . a. Becomes an oral communication b. Is deidentified c. Is used for TPO d. Is individually identifiable Answer - b. Is deidentified ASTM Standard E2522-07 provides guidance to healthcare organizations in developing . a. Data security b. Medical vocabulary c. Transaction standards d. Content and structure of health records Answer - Content and structure of health records An important part of the maintenance of the master patient index is to resolve situations where a patient is assigned another patient's medical record number. This is an example of which of the following? a. Duplicate medical record number b. Overlap c. Overlay d. Reduplication Answer - c. Overlay The percent of antibiotics administered immediately prior to open reduction and internal fixation (ORIF) surgeries or the percent of deliveries accomplished by cesarean section are examples of what type of performance measure? a. Outcome measure b. Data measure c. Process measure d. System measure Answer - Process measure Fifty percent of patients treated at our facilities have Medicare as their primary payer. This is an example of what type of information? a. Patient-specific b. Expert knowledge c. Comparative d. Aggregate Answer - d. Aggregate Your chief medical officer has requested that you track patient satisfaction over time and in a way that attempts to separate routine variation from true underlying changes over time. The best tool to select from the options below is a(n) . a. Affinity diagram b. Histogram c. Statistical process control chart d. Stem and leaf diagram Answer - Statistical process control chart A researcher would like to test the null hypothesis that the lengths of stay at two hospitals are equal. What statistical test should the researcher use in this situation? a. Tukey's HSD b. t-test for means c. ANOVA d. Z-test for proportions Answer - b. t-test for means We want to compare the average weight of patients before and after a specialty diet is administered. We expect the weight to decrease after administration of the diet. Which of the following tests should be conducted to determine if the average weight for each patient is less at the conclusion of the diet? a. Paired t-test b. One-sample t-test c. t-test for two independent sample means d. Z-test for comparing two population proportions Answer - a. Paired t-test When a data analyst develops a sample selection involving the choice of every fourth patient from each clinic schedule for each physician during the course of a three month period, this sampling technique being used by the analyst is called which of the following? a. Stratified random sampling b. Random sampling c. Quota sampling d. Systematic random sampling Answer - Systematic random sampling The mean is an appropriate statistic to use to measure which type of data? a. Qualitative b. Nominal c. Ordinal d. Ratio Answer - ratio If a health plan analyst wanted to determine if the readmissions rates for two hospitals were statistically different, which hypothesis test should be used? a. Chi square b. Two-sample Z-test for proportions c. t-test d. One-sample Z-test for proportion Answer - b. Two-sample Z-test for proportions Which data collection program is the basis for the CMS value-based purchasing program? a. Leapfrog b. HEDIS c. Hospital Compare d. HCU Answer - Hospital Compare If an analyst is studying the wait times at a clinic and the only list of patients available is hard copy, which sampling technique is the easiest to use? a. Simple random sampling b. Systematic sampling c. Cluster sampling d. Stratified sampling Answer - Systematic sampling Which national database was created to collect information on the legal actions (both civil and criminal) taken against licensed healthcare providers? a. Healthcare Integrity and Protec