Test 1 Chapters 1-6
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School
College of William & Mary *
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Course
742
Subject
Medicine
Date
Jan 9, 2024
Type
docx
Pages
14
Uploaded by DeanAardvark3898
Question 1
2 / 2 pts
Which of the following is the lead agency responsible for protecting the health of the US population?
Centers for Disease Control and Prevention Department of Health and Human Services Food and Drug Administration Environmental Protection Agency Question 2
2 / 2 pts
Which of the following are unprocessed facts and figures?
numbers knowledge statistics data Question 3
2 / 2 pts
Which of the following is considered a source of primary data?
Department of Health and Human Services card catalog EHR master patient index Question 4
2 / 2 pts
A census is defined as which of the following?
A collection of data A count of a particular population
A survey conducted with a small group A bureau of research specialists Question 5
2 / 2 pts
What is the term given to describe the count of patients present at a specific time and in a particular place in a hospital setting?
A diagnosis-related group A case-mix report An outpatient census An inpatient census Question 6
2 / 2 pts
What are statistics that refer to important events in our lives, such as births, marriages, deaths, and divorces called?
Vital statistics Popular statistics Health statistics Human statistics Question 7
2 / 2 pts
The type of statistics that describes the characteristics of a group or population is called
Mathematical statistics Inferential statistics Descriptive statistics Generalized statistics
Question 8
2 / 2 pts
A division of the Department of Health and Human Services that manages the policies for the Medicare and Medicaid population is the
WHO AHRQ CMS CDC Question 9
2 / 2 pts
____________ data sources are derived from ____________ data sources.
reliable, secondary inferential, primary primary, secondary secondary, primary Question 10
2 / 2 pts
Which type of statistics allows an analyst to make conclusions about a larger group based on a sample of data?
Registry statistics Vital statistics Descriptive statistics Inferential statistics Question 11
2 / 2 pts
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A patient’s temperature for five days after surgery taken at 7:00 a.m. each morning was recorded as 100.8, 101.2, 100.9, 100.2, and 99.8. What was the patient’s average temperature after surgery? Round to two decimal places.
100 degrees 101 degrees 100.6 degrees 100.58 degrees Question 12
2 / 2 pts
At Community Health Clinic Dr. Roll, an interventional cardiologist, saw 420 patients last quarter. Of those, he performed stent procedures on 279 patients. What is the proportion of Dr. Roll’s patients who have had stent procedures? Express as a decimal and round to two decimal places.
1.5 1.50 0.66 0.7 Question 13
2 / 2 pts
Which of the following applies to a unit of service received by one inpatient in one 24-hour period?
Inpatient census Inpatient service days Daily inpatient census Hospital census Question 14
2 / 2 pts
Metro Hospital has a 30-bassinet nursery. They have a total of 729 newborn service days for the month of May. What is the average daily census for May? Round to the nearest whole number.
23 21 24 22 Question 15
2 / 2 pts
An intrahospital transfer occurs when _____.
A patient is moved from one hospital to another hospital An inpatient is transported from their unit to an ancillary service (radiology, clinic, laboratory) within the hospital An emergency room patient is admitted to the hospital as an inpatient An inpatient is moved from one PCU to another PCU (Example: a patient moved from a surgical unit to a
medical unit) IncorrectQuestion 16
0 / 2 pts
Children’s Hospital reported that they had 750 inpatient service days in their adolescent medicine unit. Of those, 347 were Dr. Anderson’s patients. What percentage of inpatient service days did Dr. Anderson have in the adolescent medicine unit? Round to one decimal place.
46.3% 0.4% 46.3 0.463 Question 17
2 / 2 pts
The inpatient census on January 4th at 12:01 a.m. for the medicine unit is 32. Following the census, three patients were admitted and one patient died. One patient was discharged home on January 4 at 6:00 PM. What are the inpatient service days for that day?
35
34 33 32 Question 18
2 / 2 pts
Community Hospital has a steady inpatient bed count of 175 beds that are set up and staffed, though the
hospital was constructed for 200 beds. What would have been the bed count days for the year 20XX (a non-leap year)?
4,650 54,750 Not enough information to calculate 63,875 Question 19
2 / 2 pts
Community Hospital is a 100-bed hospital. On January 15th the inpatient service days for the facility were 65. What is the percentage of occupancy (bed occupancy ratio)?
0.65 153.8% 65% 650% Question 20
Not yet graded / 5 pts
Use the following information to answer questions next 2 questions
The following Medicare patients were in the hospital for the listed number of days:
Patient No.
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LOS
1
24
2
56
3
32
4
45
5
6
6
89
7
12
8
4
9
3
10
9
What is the total length of stay?
Your Answer:
Add up the lengths of stay for each patient: 24 + 56 + 32 + 45 + 6 + 89 + 12 + 4 + 3 + 9 = 280. Therefore, the correct answer is: The total length of stay for the Medicare patients is 280 days.
Question 21
Not yet graded / 5 pts
What is the ALOS? Round to one decimal place.
Your Answer:
To calculate the ALOS: 1. Add up the lengths of stay for all the patients: 24 + 56 + 32 + 45 + 6 + 89 + 12 + 4 + 3 + 9 = 290. 2. Divide the sum by the number of patients (which is 10): 290 / 10 = 29. Therefore, the
correct answer is: The Average Length of Stay (ALOS) is 29 days (rounded to one decimal place). This means that, on average, the Medicare patients stayed in the hospital for approximately 29 days.
Question 22
5 / 5 pts
Community Hospital’s bed count was 150 from November 1st through November 15th. On November 16th the bed count changed to 175. The inpatient service days for the month are 3,978. What is the percentage of occupancy for November?
81.6% 105.9% 89.2% 75.3% Question 23
Not yet graded / 5 pts
Calculate the average length of stay for the patients at Community Hospital for December. Round to one decimal place.
Community Hospital
Discharge Statistics
December 20XX
Unit
Medicare Discharges
Medicare Discharge Days
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ALOS
Medicine
125
875
Surgery
98
765
Obstetrics
45
145
Newborn
42
137
Your Answer:
To calculate the total discharge days: 1. Add up the Medicare discharge days for all units: 875 + 765 + 145
+ 137 = 1,922 discharge days To calculate the total number of discharges: 1. Add up the Medicare discharges for all units: 125 + 98 + 45 + 42 = 310 discharges To calculate the average length of stay: 1. Divide the total discharge days by the total number of discharges: 1,922 discharge days / 310 discharges = 6.206 2. Round the result to one decimal place: 6.206 rounded to one decimal place is 6.2 Therefore, the correct answer is: The average length of stay for the patients at Community Hospital for December is 6.2 days (rounded to one decimal place).
Question 24
2 / 2 pts
The term hospital death rate is synonymous with ________________:
Case fatality rate Net death rate Gross death rate Institutional death rate Question 25
2 / 2 pts
A discharge from a hospital occurs when _____.
A patient dies. A patient is sent home. A patient is transferred to another facility. All of the above
Question 26
2 / 2 pts
In your city this year, there were 20 cases of the Corona virus. Three of those citizens died. What is the case fatality rate for the Zika virus in your state? Express as a percent and round to one decimal place.
1.5 15 15% 1.5% Question 27
5 / 5 pts
In 2020, University Hospital reported 1,576 live births and 3 deaths after abortions. The vital statistics maternal mortality rate per 100,000 births would be:
19 per 100,000 births 190 per 100,000 births 1,900 per 100,000 births 0.19 per 100,000 births Question 28
5 / 5 pts
Dr. Roll, a cardiac surgeon, had 32 patients last month in the Surgery Service at Community Hospital who had surgery. One of his patients died within 10 days of surgery. What was the postoperative death rate for Dr. Roll last month? Round to two decimal places.
0.02 32 3.13% 3.1225 Question 29
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Not yet graded / 10 pts
What is the difference between primary and secondary data? What are some examples of primary and secondary data? Please give some examples.
Your Answer:
primary data refers to data that is collected firsthand by the researcher for a specific purpose. It is original and directly obtained from the source. Examples of primary data include: 1. Surveys: Researchers create questionnaires or conduct interviews to collect information directly from individuals. 2. Experiments: Researchers conduct experiments to gather data on variables of interest under controlled conditions. 3. Observations: Researchers observe and record behaviors or events in real-time to collect data. Secondary data, on the other hand, refers to data that has already been collected by someone else for a different purpose. It is obtained from existing sources, such as books, journals, government reports, or databases. Examples of secondary data include: 1. Census data: Population statistics collected by the government that can be used for research purposes. 2. Published research studies: Findings and data from previous studies conducted by other researchers. 3. Historical documents: Diaries, letters, or photographs from a specific time period that can provide insights for research.
Question 30
Not yet graded / 10 pts
Why do we need healthcare statistics, why is it important?
Your Answer:
Healthcare statistics are important for several reasons:
1. Monitoring and evaluating health outcomes: Healthcare statistics help in assessing the effectiveness of
healthcare interventions and policies. By analyzing data on diseases, treatments, and outcomes, we can measure the impact of healthcare efforts and make informed decisions on improving healthcare delivery.
2. Identifying health trends and patterns: By analyzing healthcare statistics, we can identify patterns and trends in diseases, risk factors, and health behaviors. This information helps in understanding the burden
of specific diseases, identifying high-risk populations, and designing targeted prevention and intervention strategies.
3. Planning and resource allocation: Healthcare statistics provide valuable information for planning healthcare services and allocating resources. For example, data on disease prevalence and demographics
help in determining the need for healthcare facilities, staffing, and medical supplies in specific regions or communities.
4. Research and policy development: Healthcare statistics serve as a foundation for research and policy development. Researchers use data to investigate the causes, risk factors, and treatment outcomes of diseases, which contributes to the advancement of medical knowledge. Policymakers use healthcare statistics to develop evidence-based policies and guidelines to improve public health.
5. Quality improvement and patient safety: Healthcare statistics help in monitoring and improving the quality of healthcare services. By tracking indicators such as infection rates, readmission rates, or patient satisfaction scores, healthcare providers can identify areas for improvement and implement measures to enhance patient safety and quality of care.
Question 31
Not yet graded / 6 pts
Find any statistic on COVID-19 cases and report it here. Be sure to give your references. Your Answer:
1. Test Positivity: - The test positivity rate for COVID-19 in the United States was 11.0% from December 3 to December 9, 2023. - There has been a decrease in the test positivity rate by 0.4% in the most recent week, from October 21, 2023, to December 9, 2023. 2. Emergency Department Visits: - Around 2.0% of emergency department visits were diagnosed as COVID-19 cases from December 3 to December 9, 2023.
- There has been a decrease in the percentage of emergency department visits related to COVID-19 by 2.7% in the most recent week, from October 21, 2023, to December 9, 2023. These early indicators provide information about COVID-19 testing and emergency department visits in the country, serving as an initial assessment of the spread of the virus. 3. Hospitalizations: - There were 23,432 hospital admissions for COVID-19 from December 3 to December 9, 2023. - There has been an increase in hospital admissions by 3.1% in the most recent week, from October 21, 2023, to December 9, 2023. - The total number of hospitalizations since the beginning of the pandemic is 6,568,418. 4. Deaths: - COVID-19 accounted for 2.9% of all deaths in the United States from December 3 to December 9, 2023. - There has been no change in the percentage of COVID-19 deaths in the most recent week, from October 21, 2023, to December 9, 2023. - The total number of deaths due to COVID-19 is 1,159,864. These severity indicators reflect the number of hospital admissions and deaths related to COVID-19 in the country.
CDC COVID Data Tracker: HomeLinks to an external site.