Table 2 Univariate and multivariate analysis of predictors for overall survival

Platinum response status (resistant versus sensitive)

3.412

2.002

5.817

<0.001

3.169

1.787

5.620

<0.001

Chemoterapy scheme modification

0.035

0.050

No Platinum reduction or delay

1

1

Both Platinum reduction and delay

1.380

0.658

2.896

0.394

1,404

0.615

3.205

0.420

Platinum reduction only

1.388

0.550

3.500

0.487

2,054

0.755

5.586

0.159

Delay only

3.359

1.375

8.204

0.008

3.262

1.248

8,527

0.016

Tumor grade

1.386

0.908

2.115

0.130

1.547

0.936

2.556

0.089

Patients’ age

0.225

0.260

<=50

1

1

51–65

0.979

0.531

1.805

0.945

0.723

0.362

1.445

0.359

>65

1.591

0.865

2.926

0.135

1.327

0.653

2.695

0.434

histology (serous versus other)

1.393

0.706

2.750

0.339

1.076

0.518

2.234

0.844

BMI

1.012

0.973

1.053

0.539

HR

p

2.323

1.135

4.753

0.021