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Table 4 Summary of univariate and multivariate Cox regression analysis of overall survival duration

From: Increased expression of MMP9 is correlated with poor prognosis of nasopharyngeal carcinoma

 

Univariate analysis

Multivariate analysis

Parameter

P

HR

95%CI

P

HR

95%CI

Age

      

   ≥50 vs. <50 years

0.110

0.664

0.402-1.097

0.038

0.556

0.320-0.967

Gender

      

   Male vs. female

0.812

1.068

0.621-1.836

0.868

1.050

0.588-1.875

Smoking

      

   Yes vs. No

0.538

0.836

0.473-1.477

0.915

0.966

0.511-1.826

T classification

      

   T1-T2 vs. T3-T4

0.034

1.739

1.042-2.901

0.191

1.519

0.812-2.840

N classification

      

   N0-N1 vs. N2--N3

0.000

2.943

1.664-5.205

0.018

2.849

1.197-6.782

M classification

      

   M0 vs. M1

0.000

0.218

0.093-0.509

0.002

0.242

0.097-0.607

Clinical stage

      

   I-II vs. III-IV

0.000

4.323

2.055-9.092

0.971

1.021

0.321-3.251

MMP expression

      

High expression vs. Low expression*

0.001

5.293

1.918-14.603

0.003

5.193

1.728-15.608