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Table 3 Cox regression model of multivariable analysis for OS

From: Salvage surgery for neck residue or recurrence of nasopharyngeal carcinoma after primary radiotherapy: options of surgical methods and regions

Factor

β

SE

Wald

P

Exp (β)

Age

0.809

0.232

12.193

0.000

2.245

rN stage

0.449

0.186

5.852

0.016

1.567

Size of LN

0.431

0.203

4.527

0.033

1.539

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World Journal of Surgical Oncology

ISSN: 1477-7819

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