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Table 4 Cox models for biochemical failure and distant metastasis

From: The role of androgen deprivation therapy on biochemical failure and distant metastasis in intermediate-risk prostate cancer: effects of radiation dose escalation

  Biochemical failure Distant metastasis
  Initial cox Matched cox analysis Initial cox
Variable Hazard 95% CI p-value Hazard 95% CI p-value Hazard 95% CI p-value
  Ratio    Ratio      
Age 1.003 0.983-1.024 0.76 0.983 0.955-1.011 0.235 1.022 0.972-1.074 0.393
Pre-treatment PSA 1.079 1.042-1.111 <0.001 1.055 0.997-1.116 0.062 1.077 1.004-1.155 0.039
Gleason Score 1.118 1.021-1.393 0.026 1.996 1.045-3.812 0.036 1.480 1.020-2.149 0.039
Year of diagnosis 0.923 0.875-9.74 0.004 0.992 0.907-1.085 0.867 0.969 0.856-1.098 0.623
T-stage 1.164 0.987-1.373 0.072 1.371 1.058-1.774 0.017 1.820 1.201-2.759 0.005
Radiation dose (high vs low) 0.864 0.572-1.306 0.489 0.928 0.490-1.757 0.818 1.039 0.413-2.609 0.936
Adjuvant Hormone use (yes vs no) 0.599 0.364-0.978 0.04 0.487 0.288-0.822 0.007 0.114 0.014-0.905 0.04
Interaction term ADT x XRT 3.883 0.873-17.26 0.075