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Table 5 Sub-analysis of surgical data

From: Mini-open compared with the trans-tubular approach in patients with spinal metastases underwent decompression surgery---a retrospective cohort study

Characteristic

Hyper-vascular tumor

(renal)

 

Hypo-vascular tumor

(non-renal)

 

MO (n = 2)

TA (n = 4)

P

MO (n = 17)

TA (n = 11)

P

Operation time

(min)

308.5 ± 5.5

315.8 ± 40.8

0.911

275.2 ± 10.4

232.3 ± 12.5

0.015

Blood loss(ml):

Gross equation

1340.8 ± 203.2

1855.6 ± 342.4

0.385

1599.1 ± 105.7

951.1 ± 171.7

0.026

Intraoperative Blood transfusion (ml)

600.0 ± 200.0

700.0 ± 251.6

0.813

682.3 ± 74.9

400.0 ± 93.4

0.002