A Patient Undergoing a Left Ureterolithotomy Returns to the Surgical

question 9

Multiple Choice

A patient undergoing a left ureterolithotomy returns to the surgical unit with a left ureteral catheter and a urethral catheter in place.To care for the catheters,what should the nurse do?

• A) Irrigate the ureteral catheter with 5 mL normal saline hourly.
• B) Clamp the ureteral catheter when drainage is less than 10 mL/hour.
• C) Keep the patient on bed rest until the catheter is removed.
• D) Alternately clamp and unclamp the ureteral catheter every other hour to determine total urinary output.

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Definitions:

Quantitative Predictor Variables

Variables that can be quantified and measured and are used to predict outcomes in statistical analyses.

Indicator Variables

Variables used in statistical models that take the value of 1 if a certain condition is met and 0 otherwise, often used to represent categorical data.

Regression Model

A statistical model used to estimate the relationship between a dependent variable and one or more independent variables.

Stepwise Regression

A method of regression analysis in which the choice of predictive variables is carried out by an automatic procedure.