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Table 4 Comparison of ODI of Open-TLIF and Mis-TLIF groups

From: Comparison of minimally invasive transforaminal lumbar interbody fusion (Mis-TLIF) with bilateral decompression via unilateral approach and open-TLIF with bilateral decompression for degenerative lumbar diseases: a retrospective cohort study

ODI

Open-TLIF (n = 135)

Mis-TLIF (n = 113)

P value

Preoperative

47.9 ± 20.1

46.7 ± 16.9

0.603

Postoperative 2 years

13.5 ± 14.7

12.9 ± 13.4

0.733

P value (Pre vs Po 2 y)

 < 0.001

 < 0.001

 
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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X