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Table 3 Utility, ODI, and EQ-VAS of LLIF and PLIF preoperatively and at the 1-year follow-up

From: Lateral lumbar interbody fusion (LLIF) reduces total lifetime cost compared with posterior lumbar interbody fusion (PLIF) for single-level lumbar spinal fusion surgery: a cost-utility analysis in Thailand

Parameters

LLIF group

(n = 59)

PLIF group

(n = 77)

t

P value

Preoperative

    

Utility

0.67 (0.24)

0.65 (0.17)

0.487

0.627

ODI

35.97 (19.83)

40.31 (14.56)

1.470

0.144

EQ-VAS

64.22 (19.00)

65.65 (14.27)

0.501

0.617

1-year follow-up

    

Utility

0.84 (0.15)

0.89 (0.09)

2.307

0.023*

ODI

21.83 (15.53)

24.79 (10.28)

1.333

0.185

EQ-VAS

76.27 (18.44)

76.10 (13.44)

0.061

0.651

  1. DM, diabetes mellitus; EQ-VAS, EuroQol-Visual Analog Scale; LLIF, lateral lumbar interbody fusion; ODI, Oswestry Disability Index; PLIF, posterior lumbar interbody fusion
  2. *Significance: P value less than 0.05. Statistical analysis by independent-sample t-test
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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X