Variable

Parameter Estimate

p-value

Hazard Ratio

95% Hazard Ratio Confidence Limits

Race-black

0.59654

0.0013

1.816

1.261

2.615

Race-other

−0.47493

0.1310

0.622

0.336

1.152

Lymphnode-positive

0.72224

<0.0001

2.059

1.463

2.898

Lymphnode-unknown

0.79662

<0.0001

2.218

1.504

3.271

Stage II

0.59220

0.0018

1.808

1.248

2.620

Stage III

0.84954

0.0003

2.339

1.481

3.692

Stage IV

1.88322

<0.0001

6.575

3.709

11.654

PRA-positive

0.42802

0.0004

1.534

1.211

1.943

Age

0.03798

<0.0001

1.039

1.029

1.048

Tumor Size

0.00692

0.0065

1.007

1.002

1.012