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Table 2 Reference ranges for ROTEM ® (Manufacturer’s information) and Multiplate ®[6]

From: Rotational thromboelastometry and multiple electrode platelet aggregometry in four patients with abnormal routine coagulation studies before removal of epidural catheters after major surgery: a case series and research study

ROTEM® CT (s) CFT (s) Alpha angle (°) MCF (mm)
EXTEM 38–79 34–159 63–83 50–72
APTEM 38–79 34–149 63–83 50–72
INTEM 100–240 30–110 70–83 50–72
HEPTEM® 100–240 30–110 70–83 50–72
NATEM 300–1000 150–700 30–70 40–65
FIBTEM® - - - 9–25
(EXTEM-MCF)-(FIBTEM®-MCF) - - - 41–48
Multiplate® AUC (U) Aggr (AU) Vel (AU/min)  
ADPtest 57–113 108–122 16–19  
COLtest 72–125 126–140 18–21  
TRAPtest 84–128 140–152 24–26  
  1. CT: Clotting time. s: seconds. CFT: Clot formation time. MCF: Maximum clot firmness. AUC: Area under curve. Aggr: aggregation. Vel: velocity. U: units. AU: area units. min: minute.