Hoffman’s sign or reflex is a test that doctors use to examine the reflexes of the upper extremities. The sign takes its name from a German neurologist called Johann Hoffman. Other names for the sign ...

The R language can be used to perform a sign test, which is handy for comparing "before and after" data. The Sign Test is most often used in situations where you have "before and after" data and you ...

The Hoffman sign refers to the results of the Hoffman test. This test is used to determine whether your fingers or thumbs flex involuntarily in response to certain triggers. The way that your fingers ...