Journal of Radiotherapy / 2014 / Article / Tab 3 / Research Article
Radiation Therapy Improves Survival Outcome in Pancreatic Adenocarcinoma: Comparison of a 15-Year Institutional Experience at the University of Nebraska Medical Center with SEER Data Table 3 Cox multivariate analysis of overall survival.
UNMC hazard ratio (95% CI)
(
) SEER hazard ratio (95% CI)
(
) Radiation therapy (yes versus no) 0.772 (0.623–0.957) 0.018 0.645 (0.631–0.660)
<0.0001 Chemotherapy (yes versus no) 0.424 (0.343–0.523) <0.0001 Surgery (yes versus no) 0.353 (0.268–0.466) <0.0001 0.460 (0.448–0.473) <0.0001 Stage (advanced versus early) 1.236 (1.113–1.372) <0.0001 1.425 (1.403–1.447) <0.0001 Age (>68 versus ≤68) 1.371 (1.142–1.645) 0.001 1.007 (1.006–1.007) <0.0001 Race (nonwhite versus white) 0.723 (0.514–1.016) 0.062 1.040 (1.018–1.063) 0.0003 Gender (male versus female) 1.066 (0.892–1.274) 0.481 1.042 (1.025–1.060) <0.0001 Year (earlier versus current) 1.014 (0.996–1.033) 0.128 1.067 (1.059–1.076) <0.0001