TABLE 4

Univariate Analysis and Multivariable Analysis of OS and rPFS in T-Naïve Patients

Univariate analysisMultivariable analysis*
OSrPFSOSrPFS
SubgroupHRPHRPHRPHRP
Age: >70 y1.23 (0.59–2.53)0.5840.68 (0.41–1.14)0.142NANA0.71 (0.42–1.21)0.212
Karnofsky performance status: ≤802.05 (0.99–4.26)0.0550.83 (0.49–1.39)0.4770.60 (0.22–1.66)0.326NANA
Baseline PSA: >60 ng/mL2.40 (1.16–4.98)0.0191.88 (1.09–3.24)0.0241.41 (0.50–4.00)0.5211.01 (0.50–2.03)0.977
Time from diagnosis to first 177Lu-PRLT treatment: >5 y0.42 (0.20–0.86)0.0180.59 (0.35–0.98)0.0400.72 (0.32–1.65)0.4390.71 (0.42–1.21)0.205
Cumulative administered activity: >16 GBq0.42 (0.21–0.86)0.0170.89 (0.53–1.49)0.6580.44 (0.18–1.10)0.080NANA
Bone metastases: yes3.46 (1.05–11.42)0.0411.49 (0.77–2.86)0.2352.51 (0.70–8.97)0.156NANA
Visceral metastases: yes1.56 (0.69–3.52)0.2852.08 (1.13–3.82)0.018NANA2.30 (1.23–4.33)0.009
Baseline hemoglobin: ≤7.5 mmol/L2.96 (1.45–6.05)0.0031.76 (1.03–3.02)0.0391.22 (0.44–3.37)0.7061.28 (0.70–2.32)0.428
Baseline ALP*: ≥220 U/L12.93 (4.98–33.60)<0.0014.03 (2.03–7.98)<0.00111.7 (2.92–47.15)0.0013.87 (1.55–9.70)0.004
  • * Data available for 83 patients.

  • HR = hazard ratio; NA = not applicable.

  • Data in parentheses are 95% CIs.