Table 2 Clinicopathologic factors and their effect on overall survival by univariate and multivariate Cox proportional hazards regression analysis

0.809

0.313–2.088

0.661

1.159

0.602–2.232

0.659

1.770

0.684–4.577

0.239

1.153

0.542–2.455

0.712

0.617

0.319–1.194

0.151

2.806

1.379–5.706

0.004

1.502

0.642–3.516

0.348

3.333

1.387–8.014

0.007

2.955

1.376–6.346

0.005

2.561

1.326–4.947

0.005

0.439

0.156–1.231

0.118

2.613

1.351–5.055

0.004

0.400

0.139–1.149

0.089

0.507

0.262–0.981

0.044

0.766

0.339–1.731

0.521

4.154

2.049–8.421

0.000

0.885

0.351–2.234

0.796

2.275

1.036–4.996

0.041

2.357

1.077–5.157

0.032