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Table 2 Comparison of surgical results between staged group and control group

From: Comparison of staged LLIF combined with posterior instrumented fusion with posterior instrumented fusion alone for the treatment of adult degenerative lumbar scoliosis with sagittal imbalance

 

Staged group

Control group

P value

First-stage

Second-stage

Overall

Operative time (min)

95.7±10.09

200.9±38.2

296.6±34.5

240.2±31.3

< 0.01

Blood loss (ml)

62.2±18.8

542±214.4

604.2±218.4

870±257.7

< 0.01

Blood transfusion (ml)

0

164±215.8

164±215.8

435±320

< 0.01

Postoperative hospital stays (day)

5.6±0.65

9.08±2.83

14.68±2.88

14.4±3.52

0.77