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?
a. 5 days
b. 6 days
c. 8 days
d. 9 days - ANSWER:c. 8 days.
Correct Answer: C
The median is the midpoint of a frequency distribution. It is the point at which 50 percent of
observations fall above and 50 percent fall below. Eight is the mid-point of the distribution where 50
percent of the observations fall above and below eight
A statewide data base is used by your performance improvement department each month to compare
other facilities' readmission rates to your facility's rates. This is an example of ________.
a. Internal data
b. External data
c. Ratio data
d. Nominal data - ANSWER:b. External data.
External data sources refers to data collected outside an organization. For example, a census, reports
from the Centers for Medicare and Medicaid Services (CMS) or the Centers for Disease Control (CDC),
economic databases, journals, even social media have links to outside data
A celebrity injured while on vacation was admitted to the local community hospital for treatment of a
fracture. On day two of the admission, the hospital was contacted by several media agencies stating that
they were aware the patient was at the facility and requesting information about the current medical
condition of this high profile celebrity patient. The CEO is concerned that an employee has shared
information to the media regarding this patient. The facility privacy officer was tasked with determining
if a facility employee leaked this information to the press. How would the privacy officer begin this
analysis?
a. Create a new policy about high-profile patient privacy
b. Start by discussing the situation with the media to resolve their inquiries
c. Contact employees in the facility
,d. Review audit trail information to determine which employees have accessed this patient's information
- ANSWER:d. Review audit trail information to determine which employees have accessed this patient's
information
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?
a. 0.02%
b. 5%
c. 20%
d. 200% - ANSWER:c. 20%.
The gross autopsy rate is the proportion or percentage of deaths that are followed by the performance
of autopsy. In this case, () × 100 = 20%
A health data analyst has been asked to abstract patient demographic information into an electronic
database. Which of the following would the analyst include in the database?
a. Patient date of birth
b. Name of attending physician
c. Patient room number
d. Admitting diagnosis - ANSWER:a. Patient date of birth
If an employee produces 2,080 hours of work in the course of one year, how many employees will be
required for the coding area if the coding time on average for one record is 30 minutes and there are
12,500 records that must be coded each year?
a. 3
b. 6
c. 36
d. 69 - ANSWER:a. 3
The number of records per FTE is 2 (number of records per hour) × 2,080 = 4,160. Therefore, three
employees per year are required: 12,,160 = 3.0
In the community clinic Dr. Simpson, an interventional cardiologist, saw 270 patients last quarter. Of
those, he performed stent procedures on 182 patients and angioplasty procedures on 88 patients. What
is the proportion of Dr. Simpson's patients who have had stent procedures?
a. 0.67
b. 0.45
c. 0.33
, d. Unable to determine - ANSWER:a. 0.67
A proportion is a type of ratio in which x is a portion of the whole (x + y). In a proportion, the numerator
is always included in the denominator. = 0.67
What is the mean for the following frequency distribution: 10, 15, 20, 25, 25?
a. 47.5
b. 20
c. 19
d. 95 - ANSWER:c. 19
The mean is the arithmetic average of frequency distribution. Put simply, it is the sum of all the values in
a frequency distribution divided by the frequency: (10 + 15 + 20 + 25 + 25) / 5 = 19
A PI Team is concerned with the time it is taking for patients to get through the registration process. To
better understand the causes or reasons for the delay in this process the PI Team would like to gather
observational data. What data collection tool would be appropriate for this team to develop for their
observation data?
a. Check sheet
b. Ordinal data tool
c. Balance sheet
d. Nominal data tool - ANSWER:a. Check sheet
A check sheet is used to gather data based on sample observations in order to detect patterns. When
preparing to collect data, a team should consider the four W questions: Who will collect the data? What
data will be collected? Where will the data be collected? When will the data be collected?
This type of chart plots all data points as a cell for two given variables of interest and, depending on
frequency of observations in each cell, provides color to visualize high or low frequency.
a. Barplot
b. Scatter plot
c. Boxplot
d. Heatmap - ANSWER:d. Heatmap
A heat map plots all data points as a cell for two given variables or interest, and depending on frequency
of observations in each cell, provides color to visualize high or low frequency
Data found on sites such as Hospital Compare use aggregated data to describe the experiences of unique
types of patients with one or more aspects of their care. This data collection is called?
a. Patient-specific