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Table 2 Multivariate analysis of predictors for mortality and cancer-specific death before PSM

From: The efficacy of surgery in advanced hepatocellular carcinoma: a cohort study

Characteristics

Multivariate analysis

Overall survival, HR (95% CI)

P value

Cancer-specific survival, HR (95% CI)

P value

Gender

    

 Male

Reference

 

Reference

 

 Female

1.104 (0.950, 1.282)

0.196

0.982 (0.826, 1.167)

0.833

Age at diagnosis

    

 30–44

Reference

 

Reference

 

 45–59

1.493 (1.025, 2.173)

0.037

1.725 (1.132, 2.627)

0.011

 60–74

1.487 (1.023, 2.162)

0.038

1.768 (1.160, 2.692)

0.008

 75–84

1.586 (1.068, 2.357)

0.022

1.842 (1.176, 2.884)

0.008

Ethnicity

    

 White

Reference

 

Reference

 

 Black

0.955 (0.823, 1.109)

0.548

0.914 (0.772, 1.084)

0.302

 Others

0.914 (0.773, 1.082)

0.914

0.946 (0.788, 1.136)

0.551

Marital status

    

 Married

Reference

 

Reference

 

 Single

1.010 (0.898, 1.135)

0.869

1.040 (0.913, 1.186)

0.554

 Others

0.988 (0.749, 1.303)

0.931

1.066 (0.793, 1.433)

0.674

AJCC T stage

    

 T1

Reference

 

Reference

 

 T2

1.165 (0.980, 1.385)

0.084

1.230 (1.09, 1.500)

0.040

 T3

1.418 (1.217, 1.652)

< 0.001

1.412 (1.189, 1.677)

< 0.001

 T4

1.703 (1.294, 2.240)

< 0.001

1.881 (1.398, 2.529)

< 0.001

 TX

1.443 (0.868, 2.400)

0.157

1.343 (0.729, 2.474)

0.344

Year of diagnosis

    

 2004–2006

Reference

 

Reference

 

 2007–2009

0.948 (0.791, 1.137)

0.564

0.973 (0.794, 1.191)

0.789

 2010–2012

1.197 (1.009, 1.421)

0.039

1.175 (0.970, 1.424)

0.100

 2013–2015

1.109 (0.930, 1.322)

0.251

1.070 (0.878, 1.303)

0.503

Tumor size

    

 ≤ 3 cm

Reference

 

Reference

 

 3–5 cm

1.305 (1.080, 1.577)

0.006

1.432 (1.151, 1.781)

0.001

 >5 cm

1.685 (1.392, 2.039)

< 0.001

1.857 (1.487, 2.318)

< 0.001

Tumor number

    

 1

Reference

 

Reference

 

 2

0.872 (0.727, 1.046)

0.141

0.740 (0.461, 1.186)

0.210

 3

0.577 (0.368, 0.904)

0.016

N

0.879

 > 3

1.528 (0.631, 3.702)

0.348

N

N

Radiotherapy

    

 Yes

Reference

 

Reference

 

 No

1.550 (1.281, 1.876)

< 0.001

1.524 (1.230, 1.888)

< 0.001

Chemotherapy

    

 Yes

Reference

 

Reference

 

 No

1.664 (1.485, 1.865)

< 0.001

1.772 (1.559, 2.015)

< 0.001

Surgery

    

 Yes

Reference

 

Reference

 

 No

2.118 (1.756, 2.555)

< 0.001

2.115 (1.789, 2.501)

< 0.001