The compound annual growth rate, or CAGR for short, measures the return on an investment over a certain period of time. Below is an overview of how to calculate it by hand, and in Excel. Check out our full list of FAQs on calculating key financial measures in Microsoft Excel. CAGR Defined.
A positive Lachman test or pivot test is strong evidence of an existing anterior cruciate ligament (ACL) tear, and a negative Lachman test is fairly good evidence against that injury. Although widely used, the anterior drawer is the least helpful maneuver for diagnosing an ACL tear.
The wrist flexion (Phalen) test is performed by having patients hold their wrists in extreme but unforced flexion for 1 minute. It is positive if the paresthesias are reproduced. As with the Tinel sign, the wrist flexion test is not invariably positive for CTS, but when it is, it helps substantiate the diagnosis. Another provocative test for CTS is the carpal compression test, in which pressure is applied directly over the carpal tunnel and the underlying median nerve.