An example of prejudice is racism. An example of prejudice is racism. Prejudice is an opinion or judgment that disregards the facts.
In healthy people an INR of 1.1 or below is considered normal. An INR range of 2.0 to 3.0 is generally an effective therapeutic range for people taking warfarin for disorders such as atrial fibrillation or a blood clot in the leg or lung. In certain situations, such as having a mechanical heart valve, you might need a slightly higher INR.
What Do the Test Results Mean? The majority of health and hospital laboratories adjust the PT results to the INR for patients taking anti-coagulant medications. During an INR test, basic blood-thinning needs is 2.0 to 3.0. Those who are at risk for forming clots should have an INR of approximately 2.5 to 3.5. Doctors use the INR to determine how a patient's medication should be adjusted to get the PT range that is right for them.