NCRA Exam Study Guide Questions And Answers Verified 100% Correct

NCRA Exam Study Guide Questions And Answers Verified 100% Correct A central registry has the ability to combine information from several sources. This ability is called: - ANSWER Record linkage Every individual has an equal and independent chance of being chosen in which of the following examples: - ANSWER Random sample The ability of a test to give a negative finding when the person tested does not have the condition. - ANSWER Specificity Specificity - ANSWER The ability of a test to give a negative finding when the person tested does not have the condition. The type of study that identifies a group with a known history of exposure is: - ANSWER Cohort study Population-based registries receive cancer data from: - ANSWER Hospitals and independent pathology labs A characteristic of a histogram is: - ANSWER The height of each bar is proportional to the number of observations. A study that begins collecting cases at a given starting point and stops collecting cases at a specific point in the future is called: - ANSWER Prospective Sensitivity - ANSWER The ability of a test to give a positive finding when the person tested truly has the condition. Ten cancer patients' ages at diagnosis are as follows: 31,51,52,53,54,57,57,57,60,61. Which statistical measure would be least influenced by extreme values in this set of ages? - ANSWER Median Variable included in the report, data requested, Topic of report and the time period covered by the data, Intended use of the final disposition of report. - ANSWER Information in a request log The way values for a variable are distributed is called the: - ANSWER Frequency distribution. When using registry data for a report it is important to: - ANSWER Identify the data, Identify the audience, and define the purpose What types of cancer cases would not usually be included in a survival report of your hospital's cancer experience? - ANSWER Cases diagnosed and receiving all of their first course of therapy prior to admission to your facility. What is a descriptive analysis to evaluate cancer occurrences in a certain location or during a certain time period called? - ANSWER Cancer cluster In comparing the risk of diagnosis of cancer in all males for populations with different age distributions, the best measure is: - ANSWER Age-adjusted incidence rate. The square root of the variance of data is called: - ANSWER The standard deviation Which graph is least appropriate for illustrating changes in the incidence of lung cancer over time? - ANSWER Pie Chart For all eligible analytic cases, the percent of follow-up rate is maintained from the cancer registry reference date is: - ANSWER 80% In order to produce meaningful survival data, the cancer registry must do which of the following? - ANSWER Maintain a successful follow-up rate of at least 80%. Population based central cancer registry data........ - ANSWER Contains all cases in a defined geographic region. The National Cancer Data Base is an example of: - ANSWER A non-population-based central registry The p value is the: - ANSWER Probability that a difference as large as that observed would occur by chance alone. Probability that a difference as large as that observed would occur by chance alone. - ANSWER P Value A cross sectional study: - ANSWER Determines prevalence. Probability - ANSWER The expected frequency with which an event will occur. The percent follow-up rate that is maintained for all eligible analytic cases diagnosed within last five years is - ANSWER 90% The total number of cases of cancer in a population at a given point in time is: - ANSWER Prevalence Prevalence - ANSWER The total number of cases of cancer in a population at a given point in time