The Following Laboratory Results Have Been Obtained for a 40-Year-Old

question 10

Multiple Choice

The following laboratory results have been obtained for a 40-year-old woman: PT = 20 seconds (reference range is 11 to 15 seconds) , aPTT = 50 seconds (reference range is 22 to 40 seconds) , and thrombin time = 18 seconds (reference range is 11 to 15 seconds) .What factor deficiency is most likely?

• A) Factor VII deficiency
• B) Factor VIII deficiency
• C) Factor X deficiency
• D) Factor XIII deficiency

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Definitions:

Interval Scale

A scale of measurement that shows the order of values and the exact differences between them, but without a true zero point.

Ordinal Scale

A scale of measurement where data is ordered, but the differences between data points cannot be assumed to be equal.

Statistical Treatments

Methods applied to data for the purpose of drawing conclusions or making inferences, including statistical tests and computations.

Describing Results

The process of reporting the findings of a study, including the presentation and interpretation of data.