Table 2 Univariate and multivariate Cox Regression analysis for disease recurrence considering the five PTEN deletion subtypes. Multivariate analysis exhibits age-adjusted results. PTEN intact was set as the baseline for the model. *Significant P-value < 0.05

Small Interstitial

0.32

0.373

0.052

2.694

Small Interstitial

0.38

0.419

0.058

3.039

Large Interstitial

0.04*

1.845

1.012

3.367

Large Interstitial

0.04*

1.844

1.007

3.377

Large Proximal

0.72

1.239

0.387

3.960

Large Proximal

0.74

1.213

0.379

3.881

Large Terminal

0.13

1.705

0.845

3.440

Large Terminal

0.19

1.587

0.785

3.208

Extensive

0.13

2.955

0.719

12.153

Extensive

0.22

2.448

0.584

10.258

PTEN Intact

0.26

.

.

.

PTEN Intact

0.38

.

.

.

Age

0.15

1.024

0.991

1.057

Age

0.18

1.022

0.990

1.055

Percentage of genome altered

0.009*

1.745

1.147

2.654

Percentage of genome altered

0.02*

1.629

1.065

2.491