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Table 2 Comparison of low back NRS scores 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

Low back NRS score

Open-TLIF (n = 135)

Mis-TLIF (n = 113)

P value

Preoperative

3.9 ± 2.5

3.5 ± 2.3

0.198

Discharge

0.5 ± 0.8

0.7 ± 0.9

0.153

Postoperative 2 years

1.2 ± 1.5

1.1 ± 1.4

0.546

P value (Pre vs Dis)

 < 0.001

 < 0.001

 

P value (Pre vs Po 2 y)

 < 0.001

 < 0.001

 
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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X