Table 4 Univariate and multivariate COX analysis for 3-year PFS.

Age (> 60)

0.146

1.024 (0.992–1.058)

Gender (female)

0.547

0.782 (0.351–1.741)

Treatment (surgery plus other therapy)

0.645

0.753 (0.225–2.517)

TNM-stage (III)

0.046

2.968 (1.018–8.656)

0.370

1.677 (0.542–5.191)

MRF (+)

0.115

2.099 (0.835–5.275)

EMVI (+)

0.021

2.533 (1.148–5.589)

0.015

2.929 (1.236–6.939)

ADC (> 1.140 × 10^− 3 mm²/s)

0.002

3.751 (1.616–8.707)

0.025

2.906 (1.145–7.378)

ADCuh (> 0.716 × 10^− 3 mm²/s)

< 0.001

5.018 (2.002–12.580)

0.005

3.934 (1.505–10.283)