Exam Questions and Answers | A+ Score
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Medical intervention factors that affect risk of infection - 🧠 ANSWER
✔✔indwelling devices, staffing ratio, lengths of stay, duration of invasive
procedures, medications, # of exams by providers, type of institution, and
knowledge/experience of providers
environmental intervention factors that affect risk of infection - 🧠 ANSWER
✔✔disinfectant type used, contact with animals, hand hygiene
anatomical/phys factors that affect risk of infection - 🧠 ANSWER
✔✔preexisting diseases, trauma, malignancies, age, gender, and
nutritional status
,DMAIC - 🧠 ANSWER ✔✔D=define customers, project boundaries, and
processes
M=measure performance
A=analyze data to identify causes of variation, gaps in performance, and
prioritize actions
I=improve the process
C=control the process to prevent reverting
What should an effective surveillance program be able to provide? - 🧠
ANSWER ✔✔Detection of infections and injuries, identify trends, identify
risk factors associated with infections and other AEs detect outbreaks and
clusters, assess the overall effectiveness of the infection control and
prevention program and demonstrate changes in proactive and processes
that lead to better outcomes
Define point prevalence - 🧠 ANSWER ✔✔number of persons ill on the date
divided by the population on that date.
Define attack rate - 🧠 ANSWER ✔✔Number of people at risk in whom a
certain illness develops / (divided by) / Total number of people at risk
, Define prevalence - 🧠 ANSWER ✔✔fraction of a population having a
specific disease at a given time
Define incidence - 🧠 ANSWER ✔✔number of new cases of a disease
divided by the number of persons at risk for the disease.
Type of specimen for C. diff - 🧠 ANSWER ✔✔liquid stool is required
When to suspect C. diff infection? - 🧠 ANSWER ✔✔when 3 or more
unformed/watery stool in 24 hrs occurs
Relative Risk (RR) - 🧠 ANSWER ✔✔Used in cohort studies to determine
how strongly a risk factor is associated with an outcome.
1 is the null= no significance of the association between exposure and
adverse event
P(X infection or exposed)/P(Y infection or unexposed) = RR
Details of control chart - 🧠 ANSWER ✔✔central line = the ave of data pts
x axis = time
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