Length can be adjusted from 37.5 to 46.5 inches. The player changes the length using a PING adjustment tool that threads into a locking ring on the shaft. Turning the tool loosens the ring, allowing the shaft to slide telescopically. The player then adjusts the shaft to the desired length.
A PT and INR are ordered on a regular basis when a person is taking the anticoagulant drug warfarin to ensure that the prescription is working properly and that the PT/INR is appropriately prolonged. There is no set frequency for doing the test.
The INR is used to make sure the results from a PT test is the same at one lab as it is at another lab. In the 1980âs the World Health Organization determined that patients may be at risk because the results of a PT test would vary from one lab to another, based upon the way the test was done.