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Table 3 Surgical parameters comparison between the two groups

From: Thoracic spondylotic myelopathy in diffuse idiopathic skeletal hyperostosis: a comparative study

Characteristics

DISH (n = 22)

Non-DISH (n = 78)

P value

Responsible lesion

  

0.33

 OPLL (percent)

7 (31.8)

17 (21.8)

 

 OLF (percent)

15 (68.2)

61 (78.2)

 

Staged-surgery (percent)

8 (36.4)

14 (17.9)

0.07

Post-operational manifestation

   

 Blood loss (mean, SD)

1166 ± 871

912 ± 681

0.11

 CSF leakage (percent)

11 (50.0)

35 (44.9)

0.97

 Drainage time (mean, SD)

5.4 ± 2.6

5.3 ± 2.7

0.94

 JOA score-preop (mean, SD)

10.0 ± 3.2

10.9 ± 2.6

0.13

 JOA score-postop (mean, SD)

11.7 ± 3.2

12.5 ± 2.8

0.22

 JOA score-follow up (mean, SD)

13.7 ± 3.1

14.4 ± 3.1

0.28

  1. OPLL, ossification of posterior longitudinal ligament; OLF, ossification of ligamentum flavum; CSF, cerebrospinal fluid