Resuscitation, Ortho Mgt, Ethics, Statistics - 8%, 5Q Flashcards
for chest compressions on a child, you place your hands above the naval and below the septum and do ___ compressions and 2 breaths at ___ per minute
15
for chest compressions on an adult, you place your hands on the lower ½ of the sternum between the nipples and the xyphoid. and do ___ compressions and 2 breaths at ___ per minute
30
100
you deliver a rescue breath once every ___ seconds
5
the brain can survive ___ min without oxygen
6 min
how long should you save an employee needle stick record?
5 years
when should newly employed personnel should have a Hep B shot made available ?
ASAP
according to federal law, you are supposed to keep records on staff for ___ years
30 years
Standard of care is usually set by which type of regulation bodies?
Dental societies
What does HIPPA stand for
Health Insurance Portability and Accountability Act
T/F: Informed consent is a moral, legal, and ethical obligation
True
what is the square root of variance
standard deviation
In a normal distribution:
___% of the scores are within one SD of the mean, ___% are within two SD and ___% are within three SDs
68%, 95%, 98%
the spread of the distribution is known as the:
variance
SD/Square root of the sample
Accuracy
the mean (average) is most affected by:
extremes
number at midpoint of distribution regardless of shape or value
median
the number occurring most frequently
mode
thi test checks if 2 tests or groups have the same average
student t-test
A non-parametric test that compares two paired groups. It calculates the difference between each set of pairs and analyzes that list of differences.
Wicoxon
when do you carry out an ANOVA test?
with more that 2 variables or groups
what test do you run for variables characterized to determine whether distribution is due to chance or experimental values
chi squared
this test measures observed vs expected frequency and thus is used to prove or disprove a hypothesis
chi squared
what is the effect of independent variable on dependent variable. Y=X relationship. Predicted power.
Regression
what is the degree of linear relationship between two variables
correlation ( r)
expressed in whole number
when testing correlation ( r),
r = 0 means ______________
r = 1 means ________________
r = 0 means no correlation
r = 1 means linear relationship
what is described as Variation in mean from sample
standard error
SE = SD/Sqrt N
what value tells you probability that the null hypothesis is true (no difference between the two groups)
P value
when the P Value is .05, it means ___% chance it’s not random chance
95%
this term means patients with disease were accurately determined: True Positives
sensitivity
this term means patients without disease were accurately determined: True Negative
specificity
Case: Mean = 100, Variance = 64. How many SDs is 116?
2
Case: Sample size needed to produce data for clinical decisions: At least ___
15
