Nursing Staff on a Hospital Unit Are Reviewing Rates of Health

question 20

Multiple Choice

Nursing staff on a hospital unit are reviewing rates of health care-associated infections (HAI) of the urinary tract. Which nursing action will be most helpful in decreasing the risk for urinary HAI in patients admitted to the hospital?

• A)Testing urine with a dipstick daily for nitrites
• B)Avoiding unnecessary urinary catheterizations
• C)Encouraging adequate oral fluid and nutritional intake
• D)Providing perineal hygiene to patients daily and as needed

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Definitions:

Normally Distributed Populations

Populations in which the variables of interest follow a distribution that conforms to the properties of a normal curve, implying a symmetric distribution of data around the mean.

Independent Samples

Two or more groups of data that are collected from separate and unrelated populations, with each group not influencing the others.

Degrees of Freedom

How many separate values or measures could be allocated to a statistical distribution.

Unequal-variances T-test

A statistical test used for comparing the means of two groups that do not have the same variance.