Coagulation – Laboratory Test Ranges | Reference
Lab | Value |
---|---|
Prothrombin index | 70-120% |
Recalcification time | 60-120 sec |
Fibrinogen
Factor I |
|
Fibrinogen B | negative |
Fibrinolytic activity | 183-263 min |
Plasma tolerance to heparin | 3-6 (7-11) min |
Clotting time
Lee-White method |
5-10 min |
Bleeding time | 1-4 min
Duke methods1-7 min Ivy methods |
APTT | 30—40 sec. |
INR | 0.8-1.2 |
TT | 11-18 sec. |
Lupus anticoagulant | negative |
D-dimer |
|
Clot retraction | 44-65% |
Factor V
Proaccelerin |
50-150% |
Factor V Leiden | Negative |
Factor VII
Proconvertin |
65-140% |
Factor VIII
Anti-hemophilic Factor |
55-145% |
Factor IX
Christmas Factor |
60-140% |
Factor X
Stuart Factor |
45-155% |
Factor XI
Plasma Thromboplastin Antecedent |
65-135% |
Factor XII
Hageman Factor |
50-150% |
Abbreviations:
- APTT (aPTT) — Activated partial thromboplastin time
- INR — International normalized ratio
- TT — Thrombin time