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Table 3 Multivariate Analysis of Overall and Recurrence Free Survival

From: Accelerated hypofractionated radiation therapy compared to conventionally fractionated radiation therapy for the treatment of inoperable non-small cell lung cancer

   Overall Survival Relapse Free Survival
Variable Level HR (95% CI) p-value (multivariable) HR (95% CI) p-value (multivariable)
RT Group (All stages) STRT1 vs. ACRT 0.764 (0.544-1.074) 0.121 0.649 (0.465-0.904) 0.011
  STRT2 vs. ACRT 0.885 (0.643-1.219) 0.455 0.848 (0.619-1.162) 0.304
Induction Chemotherapy Yes vs. No 0.852 (0.637-1.139) 0.280 0.896 (0.675-1.189) 0.445
Initial Weight Loss ≥ 5% vs. < 5% 1.192 (0.909-1.562) 0.205 1.099 (0.842-1.434) 0.488
Age Each 5 yr 1.122 (1.056-1.193) < 0.001 1.091 (1.026-1.987) 0.005
Tumor Histology NSC-NOS vs. Adenocarcinoma - - 1.428 (1.026-1.987) 0.035
  Squamous vs. Adenocarcinoma - - 1.180 (0.879-1.584) 0.271
  1. HR: Hazard Ratio; CI: Confidence Interval; RT: Radiation Treatment; NSC-NOS: Non-Small Cell-Not Otherwise Specified