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.
A positive molecular test result (RT-PCR) indicates that the person tested has influenza. Some of the tests that use this method can further identify the subtypes of influenza A, such as H1N1.A viral culture, if positive, can be used to identify the virus present.apid flu tests are best used within the first 48 hours of the onset of symptoms to help diagnose influenza and determine whether or not antiviral drugs are a treatment option. Rapid tests vary in their ability to detect influenza.