Treatment of Spinal Metastases with Epidural Cord Compression through Corpectomy and Reconstruction via the Traditional Open Approach versus the Mini-Open Approach: A Multicenter Retrospective Study

Table 2

The perioperative outcomes.

Perioperative Outcomes		Open Group	Mini-open Group	p Value
		(n = 113)	(n = 96)
Number of corpectomy and reconstruction		1.9	1.8	0.800
EBL (ml)		1534.5	1007.3	<0.001
Blood transfusion
	Number of Patients	106 (93.8%)	86 (89.6%)	0.266
	RBC (U)	5.2	2.4	<0.001
	FFP (ml)	587.6	327.1	<0.001
Operation time (min)		225.2	276.7	<0.001
Length of Hospitalization (days)		21.6	15.3	0.006
Complications				0.390
	Number of Patients	18 (15.9%)	9 (9.4%)	0.159
	Wound infection/breakdown	5 (16.7%)	2 (18.2%)
	Pedicle screw misplacement	5 (16.7%)	0 (0.0%)
	Acute neurological aggravation	4 (13.3%)	2 (18.2%)
	Symptomatic local tumour recurrence	4 (13.3%)	2 (18.2%)
	Dural tear	3 (10.0%)	2 (18.2%)
	Spinal shock	2 (6.7%)	0 (0.0%)
	Infectious shock	2 (6.7%)	1 (9.1%)
	Deep vein thrombosis	2 (6.7%)	0 (0.0%)
	Pleural tear	1 (3.3%)	0 (0.0%)
	Bone cement misplacement	1 (3.3%)	0 (0.0%)
	Cerebral infarction	1 (3.3%)	0 (0.0%)
	Respiratory	0 (0.0%)	1 (9.1%)
	Cardiovascular	0 (0.0%)	1 (9.1%)
Re-operation		9 (8.0%)	4 (4.2%)	0.390
30-day Mortality Rate		5.3%	2.1%	0.226

EBL, estimated blood loss; RBC, red blood cells; FFP, fresh frozen plasma.