Which of the Following Is the Most Common Cause of a Nerve

question 21

Multiple Choice

Which of the following is the most common cause of a nerve root pathologic condition due to compression?

• A) Herniated vertebral disc
• B) Spinal tumor
• C) Spinal cord injury
• D) Infection

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Definitions:

Concurrent Validity

The extent to which test scores correlate with scores from other related measures assessed at the same time.

Discriminant Validity

The extent to which a construct is truly distinct from other constructs by correlating weakly with variables from which it is supposed to differ.

Predictive Validity

The extent to which a score on a scale or test predicts future performance on a related outcome.

Cohen's Kappa

A statistical measure used to evaluate interrater reliability for qualitative (categorical) items, indicating how much agreement is beyond what is expected by chance.