The time difference between GMT and EST is 5 hours. That means when it's 12.00 noon in Gâ¦reenwich, the time in Toronto is 7.00AM Toronto also observes Daylight Saving Time known as Eastern Daylight Time (EDT) and during that period, the time difference between GMT and EDT is 4 hours. EST = GMT - 5 hrs EDT = GMT - 4 hrs. Hank W.
coagulation factors factors essential to normal blood clotting, whose absence, diminution, or excess may lead to abnormality of the clotting. Twelve factors, commonly designated by Roman numerals, have been described (IâV and VIIâXIII; VI is no longer considered to have a clotting function). (See table 6.).
How is it used? Coagulation factor testing is performed to determine if a person has enough coagulation activity to control the blood clotting process. It is used by healthcare practitioners to determine if the level of a coagulation factor is low or absent (below the detectable limit) or if it is too high.