Analysis (Terminology)

Question 1

What is test-retest reliability (interrater reliability).

Answer 1

Provides information about the extent towhich the same results are gained on repeated use of the outcome instrument over time, when nochange is expected

Question 2

Interrater reliability.

Answer 2

Where the same patient is measured over time, bytwo differentphysiotherapists

Question 3

Reliability.

Answer 3

Are the results consistent when used in consistent conditions?

Question 4

Validity.

Answer 4

Validity provides evidence that an outcome instrument measures what it is supposed tomeasure