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Table 5 Intraoperative patient characteristics in the two groups

From: Retrospective comparison of cortical bone trajectory and pedicle screw in lumbar fusion for patients over 80, including sagittal balance: a single-center study

 

PLIF c CBT

(n = 44)

PLIF c PS

(n = 24)

P-value

Estimated blood loss

488.6 ± 570.3

908.5 ± 707.0

0.017*

Operation time (min)

158.9 ± 46.3

253.1 ± 76.0

 < 0.001***

Hospital stay (day)

14.8 ± 12.8

16.8 ± 7.8

0.505

  1. Data are presented as mean ± standard deviation or number (%)
  2. PLIF c CBT Posterior lumbar interbody fusion with cortical bone trajectory, PLIF c PS Posterior lumbar interbody fusion with pedicle screw
  3. * P < 0.05
  4. *** P < 0.001