. Author manuscript; available in PMC: 2015 Apr 29.

Published in final edited form as: J Trauma Acute Care Surg. 2014 Dec;77(6):846–851. doi: 10.1097/TA.0000000000000459

TABLE 5.

NIs Performed in Patients Initially Presenting With High Versus low INR

Initial INR	Operation Only^*	Monitor Only^**	Both
High INR (>1.4)	2	8	0
Low INR (≤1.4)	12	26	13^†

Craniotomy or craniectomy.

^**

ICP monitor or ventriculostomy placement.

^†

Performed as separate procedures in five patients; time to the first procedure was used for calculations.