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Table 6 Multivariate logistic regression analysis of risk factors for PJK

From: Simplified S1 vertebral bone quality score independently predicts proximal junctional kyphosis after surgery for degenerative lumbar scoliosis

Variables

Odds ratio

95% CI

p value

VBQ

4.565

1.43, 14.568

0.010

T score

1.001

0.588, 1.704

0.998

age

1.119

1.021, 1.227

0.016

Sex

4.095

0.844, 19.868

0.080

BMI

1.214

0.986, 1.495

0.068

Fused levels

0.84

0.485, 1.457

0.535

LIV to sacrum

0.331

0.075, 1.451

0.142

Preoperative TK

0.993

0.926, 1.064

0.835

Preoperative TLK

1.191

1.041, 1.362

0.011

Preoperative LL

1.967

1.661, 2.745

0.794

Preoperative SS

0.41

0.088, 1.604

0.999

Preoperative PI

0.005

0.001, 0.045

0.993

Preoperative PT

0.957

0.833, 1.099

0.529

Preoperative SVA

1.001

0.976, 1.024

0.978

Preoperative PI-LL

1.202

1.018, 1.477

0.794

Preoperative PJA

0.973

0.803, 1.179

0.779

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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X