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Table 2 Univariate regression analysis and significance level of each predictor on lower EPC

From: Incidence and clinical impact of vertebral endplate changes after limited lumbar microdiscectomy and implantation of a bone-anchored annular closure device

Univariate regression analysis

p-value

Sex (effect of male)

0.9182

Smoker

0.4776

Age

0.4337

Anchor localization (superior)

0.0252

Heavy lifting

0.1245

Amount of disc material removed

0.6441

Size of defect

0.2446

Preoperative disc height

0.8333

Postoperative Pfirrmann score

0.5502

Postoperative Modic score

0.8817

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BMC Surgery

ISSN: 1471-2482

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