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chda 7/8/9 Exam Questions With Complete Solutions
- involves case and control group, but groups are identified before the study is performed Correct Answers cohort studies A listing of all subjects eligible to be sampled is called: Sampling frame Sample Strata Random number Correct Answers Sampling frame A random selection of claims within three DRGs represents what type of sample? Stratified sample Simple random sample Systematic sample Cluster sample Correct Answers Stratified sample Administered by the National Committee for Quality Assurance (NCQA) Data tracks the performance of health plans Correct Answers Healthcare effectiveness data and information set AHRQ is the: Agency for Healthcare Resource and Quality Agency for Healthcare Reference and Quantity Agency for Hospital Revenue and Quality Agency for Healthcare Research and Quality Correct Answers Agency for Healthcare Research and Quality
All payer ambulatory surgery data for selected states Primarily hospital based clinics Correct Answers State Inpatient Surgery Database (SASD) All payer data for selected states Correct Answers State Emergency Department Databases (SEDD) All payer emergency department data Correct Answers Nationwide Emergency Department Sample (NEDS) All payer inpatient data Correct Answers National Inpatient Sample (NIS) An analyst is asked to select a random sample from the population of patients that visited a clinic during the last month. The sampling frame is presented to the analyst as a hard copy list. What sampling technique is more appropriate in this situation? Simple random sample Systematic sample Cluster sample Stratified sample Correct Answers Systematic sample An analyst wishes to use the CMI for a set of MS-DRGs to determine if a documentation improvement program is having an impact. Use the MS-DRG volumes and weights in the table below to calculate the CMI for the three MS-DRGs. MS-DRG
3.6918 Correct Answers 2. An increasing CMI is indicative of which trend? Increasing patient resource intensity Decreasing payment per case Increasing proportion of surgical patients Increasing cost of living Correct Answers Increasing patient resource intensity APR-DRGs are an extension of the DRG system that include: Indicators for mortality risk only Inclusion of pediatric DRGs Indicators for patient severity Indicators for mortality risk and severity Correct Answers Indicators for mortality risk and severity Bell curve analysis may be used to determine if: Evaluation and management level criteria are reasonable A provider is missing charges OCE errors will be encountered Productivity standards are met Correct Answers Evaluation and management level criteria are reasonable
CMS Hospital Value Based Purchasing Programs (HVBP) is example of a formal ___program Correct Answers benchmarking CMS uses ___ to pay for services in the hospital outpatient and ambulatory surgery settings. Correct Answers APCs Dashboards are: A statistical inference tool A graphical display of performance on key metrics A data collection tool Used to determine root cause of quality issues Correct Answers A graphical display of performance on key metrics Data licensed from CMS and selected states 31 procedures and diagnoses Correct Answers HealthGrades describes the characteristics of a population at a specific point in time Correct Answers cross sectional study How are hospital compare measures used by CMS? Hospitals that score better than average receive bonus payments Hospitals that perform poorly must pay a penalty Hospitals that report all measures receive the full payment update Hospital payment is not impacted by hospital compare indicators Correct Answers Hospitals that report all measures receive the full payment update
A procedure in Statistical Analysis System A function in the Excel Data ToolPak A practice dataset for statisticians Correct Answers A sampling software tool distributed by the OIG Relative Value Units are: Weights assigned to APC codes to measure resource intensity Weights assigned to DRG codes to measure resource intensity Weights assigned to physicians to measure productivity Weights assigned to CPT codes to measure resource intensity Correct Answers Weights assigned to CPT codes to measure resource intensity Statistical program provided by the Office of the Inspector General (OIG) Correct Answers RAT-STATS subject, researcher and analytics are all blinded as to the group assignment of the subject Correct Answers triple blind What are the components of the Medicare RVUs? Work, practice expense, conversion factor Work and malpractice expense Work, practice expense, malpractice expense Practice expense, overhead expense, malpractice expense Correct Answers Work, practice expense, malpractice expense What impact does increasing the sample size have on precision?
Larger sample size results in a less precise estimate Large sample sizes result in a more precise estimate Sample size does not impact precision Correct Answers Large sample sizes result in a more precise estimate What information should be included in a sampling plan? Universe or population Random seed Inclusion and exclusion criteria All of the above Correct Answers All of the above What is the benefit of benchmarking? All of the above Identify areas for improvement Demonstrate level of performance Isolate the cause of errors Correct Answers All of the above What is the first step in a benchmarking project? Identify the issue to be benchmarked Collect comparative data Collect internal data Analyze data Correct Answers Identify the issue to be benchmarked Which of the following influence CMI? Coding and documentation Length of stay in special care units Number of lab tests ordered per stay
Which of the following quality measurement groups measures physician quality? HEDIS Hospital Compare AHRQ HealthGrades Correct Answers HealthGrades Which of the following quality measurement groups measures the performance of managed care organizations? AHRQ Leapfrog Group HEDIS Hospital Compare Correct Answers HEDIS Which of the following quality measurement groups was created by private healthcare purchasers? AHRQ Leapfrog Group HEDIS Hospital Compare Correct Answers Leapfrog Group Which of the following represents an attribute study? Estimate the amount of overpayment at a clinic Estimate the length of stay for the typical CHF patient Estimate the DRG change rate after documentation queries
Estimate the number of claim denials at a hospital Correct Answers Estimate the DRG change rate after documentation queries Which of the following scenarios represents a non probability sample? A sample of 10 selected via random number assignment A sample of all of the records coded on a randomly selected date A sample of the first 10 students entering a classroom A sample of the first 10 subjects on a list sorted by the last two digits of their social security number Correct Answers A sample of the first 10 students entering a classroom Which of the following study designs allows the researcher to determine the cause and effect relationship between two variables? Case-control study Randomized control study Retrospective study Cohort study Correct Answers Randomized control study Which of these settings is not measured as part of the AHRQ quality dashboards? Physician care Hospitals Ambulatory care Home health care Correct Answers Physician care
