Calculate the INR Using the Following Data: Patient PT =

question 24

Multiple Choice

Calculate the INR using the following data: Patient PT = 14.8 sec; normal PT sec = 12.2 sec; ISI = 1.3.

• A) 2.29
• B) 2.40
• C) 1.29
• D) 1.40

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Definitions:

Contribution Margin

The amount of revenue remaining after deducting the variable costs associated with producing a product, used to cover fixed costs and generate profit.

Unit Variable Cost

The cost associated with producing one additional unit of a product, including labor and material but excluding fixed costs.

Unit Selling Price

The price at which an individual unit of product is sold to customers.

Percentage

A way of expressing a number as a fraction of 100, denoted using the symbol "%".