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Table 1 Clinical outcomes in Groups A and B

From: A modified method to treat severe asymptomatic pre‐existing degeneration of adjacent segment: a retrospective case‐control study

 

Group A

Group B

Bleeding (ml)#

315 ± 84

532 ± 105

Operation time (min)#

107 ± 34

158 ± 55

Total cost (US$)#

13,830 ± 2640

16,020 ± 3380

VAS*

 Preoperative

7.7 ± 2.1

7.5 ± 1.6

 Final Follow-Up

1.4 ± 0.7

1.6 ± 0.8

ODI*

 Preoperative

65.3 ± 11.6

62.2 ± 8.2

 Final Follow-Up

13.5 ± 5.7

14.7 ± 7.3

  1. #P < 0.05 between Groups A and B
  2. *P < 0.05 between preoperative score and final follow-up score in both Groups A and B
  3. VAS, Visual Analog Scale; ODI, Oswestry Disability Index
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