1G) Calculating Healthcare Statistics
10. The number of available hospital inpatient beds that are occupied or vacant on any given day is referred to as A. excluded bed count. B. inpatient bed count. C. inpatient census. D. disaster bed count.
B
18. A patient's temperature is recorded as 99.4 degrees Fahrenheit. This data can BEST be described as A. nominal. B. discrete. C. ordinal. D. continuous.
D
21. Review the data in the table and answer the following question. June 2011, July 2011 Total number of surgeries 231, 137 Number of patients with infections prior to surgery 12, 8 Number of patients with infections acquired in clean surgical cases 9, 6 What is the facility's postoperative infection rate for July 2011? Round to two decimal places. A. 10.22% B. 3.90% C. 9.10% D. 4.38%
D
11. You are conducting a review of patient deaths that occurred following surgery in your facility. During the first ten days of January, a total of 120 patients had surgeries in the facility, and fourteen surgical deaths occurred within the same period. What is the postoperative death rate for this period of time? A. 12% B. 0.08% C. 15% D. 9%
A
13. During 2011, 27 surgical infections were reported at Grand View Hospital. If 3,695 patients had surgical procedures in the facility during 2011, what is the incidence rate of surgical infection per 1,000 patients? A. 7.31 per 1,000 patients B. 2.70 per 1,000 patients C. 8.53 per 1,000 patients D. 1.17 per 1,000 patients
A
19. Which of the following patients would be included in a calculation of a hospital's nosocomial infection rate? A. a patient who acquires pneumonia during a hospital stay B. a patient who presents to the hospital with MRSA C. a patient who is admitted to the hospital with a respiratory infection D. a patient who develops a UTI prior to admission
A
12. Which of the following statements is true of calculations involving leave of absence days? A. Leave of absence days are included in the bed occupancy percentage. B. Leave of absence days are excluded from the inpatient census. C. Leave of absence days are included in inpatient service days. D. Leave of absence days are excluded from the average length of stay.
B
22. Review the data in the table and answer the following question. Adults, Children, Newborns Number of discharges 350, 225, 125 Number of deaths 8, 7, 1 What is the gross death rate for this hospital? Round to two decimal places. A. 2.24% B. 2.29% C. 2.60% D. 2.61%
B
24. The following numbers represent patient deaths at Wainwright Hospital during the past 8 years. What is the mean of this data set? 4, 3, 4, 0, 2, 9, 11, 0 A. 4.125 B. 4.5 C. 0 D. 4
B
25. The HIM department alerts Dr. Young that 17 medical records need his signature before they can be considered complete. The average number of discharges for this month is 45. What is Dr. Young's delinquency rate? A. 27% B. 38% C. 4% D. 94%
B
2. What is the length of stay for Patient A? A. 9 days B. 7 days C. 8 days D. 14 days
C
26. Which of the following statements about statistics is true? A. Descriptive statistics provide results on a small group which are assumed to be typical of an entire population. B. Descriptive statistics may be incomplete but still allow generalizations to be made about a population. C. Inferential statistics provide data on a small group to allow conclusions to be drawn about a larger group. D. Inferential statistics describe a particular population without providing any conclusions about the group.
C
5. What is this facility's average daily inpatient census for adults and children in April 2012? A. 190 B. 130 C. 128 D. 124
C
Review the data in the table and answer the following question. April 2012, May 2012 Total inpatient service days (excluding newborns) 3,854__, 4,032 Total newborn inpatient service days 1,832 __, 1,745 Total admissions per day 125, 122 Total transfers per day 10, 8 Total discharges per day 132, 138 4. What is the average daily census for all inpatients during May 2012? A. 193 B. 190 C. 186 D. 130
C
15. Bar graph reads: Medicare -23 Medicaid- 20 BlueCross-10 Self-Pay-5 Group Health-9 L&I-3 The type of data captured in this graph can BEST be described as A. ratiolevel data. B. nominallevel data. C. ordinallevel data. D. intervallevel data.
A
16. Which of the following patients would NOT be included in a calculation of the hospital's net death rate? A. a patient who dies 40 hours after admission B. a patient who dies 96 hours after admission C. a patient who dies 60 hours after admission D. a patient who dies 72 hours after admission
A
20. Review data in table and answer question. Deaths Due to Oral Cancer by Age and Sex, United States, 2011 Age Group, Male, Total Population, Female, Total Population < 30 years 23 40,851,236 35 38,645,032 20-35 years 1,297 29,498,719 708 28,598,643 35-50 years 4,245 23,663,245 1,767 22,879,100 Total 5,565 94,013,200 2,510 90,122,775 What is the oral cancer crude death rate per 100,000 for men of all ages? A. 5.92 per 100,000 B. 6.17 per 100,000 C. 2.79 per 100,000 D. 4.39 per 100,000
A
23. Review the data in the table and answer the following question. 2010 2011 Total number of newborn deaths 2,3 Total number of stillborn infants 7,8 Total number of newborn discharges (including deaths) 33,46 What is the facility's newborn death rate during 2011? A. 6.52% B. 27.27% C. 23.91% D. 6.06%
A
7. Review the data in the table and answer the following question. Total Number of new cases of influenza in January 2011 10 Number of preexisting cases of influenza in January 2011 7 Patients in the facility in January 2011 250 What is the prevalence rate of influenza per 100 patients for January 2011? A. 6.8 per 100 patients B. 14.7 per 100 patients C. 3.1 per 100 patients D. 4.0 per 100 patients
A
9. Which of the following patient deaths would NOT be included in the hospital's maternal death rate? A. a patient who died from hemorrhage immediately following delivery B. a patient who died from leukemia exacerbated by pregnancy C. a patient who died from puerperal septicemia D. a patient who died from toxemia caused by pregnancy
B
27. The staging of cancer from stage I to stage IV is an example of which type of data? A. ratiolevel data B. ordinallevel data C. nominallevel data D. intervallevel data
B
28. Review the data in the table and answer the following question. 2011 Total number of live births 135 Total number of early fetal deaths 30 Total number of intermediate fetal deaths 18 Total number of late fetal deaths 7 For this facility, the total fetal death rate for 2011 is A. 19% B. 16% C. 30% D. 12%
B
29. The measures the services received by one inpatient during a 24hour period. A. inpatient bed occupancy rate B. inpatient service day C. average daily census D. total length of stay
B
3. What is the total length of stay for all patients discharged on 05/3/2011? A. 30.5 B. 25 C. 21.5 D. 26
B
6. The following is a list of patient discharges for the first ten days of January 2012 at Greenlake Hospital. What is the mode of this data set? 58, 80, 86, 58, 80, 103, 80, 122, 86, 122 A. 103 B. 80 C. 83.375 D. 86
B
8. The coders in your department work 7 hours per day. A productivity survey shows that they spend 84 minutes per day querying physicians about missing or unclear diagnoses. What percentage of the coders' work day is spent on queries? A. 1.6% B. 20% C. 17.5% D. 5%
B
Review data in table and answer question. Admission Date, Discharge Date Patient A 01/06/2011 01/14/2011 Patient B 04/11/2011 05/03/2011 Patient C 05/03/2011 05/03/2011 Patient D 11/24/2011 12/17/2011 Patient E 05/01/2011 05/03/2011 1. The length of stay for Patient D is A. 17 days. B. 23 days. C. 30 days. D. 24 days.
B
14. The HIM director of your facility is creating a report and needs to calculate the probability of death among patients diagnosed with prostate cancer. Which of the following would be MOST helpful for this calculation? A. gross death rate B. neonatal mortality rate C. case fatality rate D. crude death rate
C
17. The HIM director asks you to assist him in compiling a report on patient age at your facility. He randomly selects patients and records their ages in the list below. 21, 20, 19, 20, 19, 20, 19, 24, 32, 28, 28, 24, 37, 19, 29, 19, 29, 21, 33 What is the median age of the randomly selected patients? A. 18 B. 24 C. 19 D. 21
C
30. Review the data in the table and answer the following question. March 2011 Total number of inpatient deaths 49 Total number of autopsies on inpatient deaths 26 Total number of unautopsied cases 7 What is this facility's total net autopsy rate for the period? A. 7% B. 14% C. 86% D. 62%
D
