Table 3.

Results of a multivariate Cox survival analysis for the prognostic effect of pretreatment CA 19-9 dichotomized at the median value of 300 units/mL

CharacteristicRelative risk (95% confidence interval)P
CA 19-9 >300 units/mL2.92 (1.51-5.64)0.002
Stage IV vs II/III0.72 (0.40-1.28)0.265
Grade 1/2 vs 3/41.12 (0.56-2.25)0.748
Male sex0.81 (0.47-1.40)0.445
Stent0.74 (0.39-1.39)0.344
Age >62 y0.88 (0.52-1.51)0.641
  • NOTE: All patients, N = 70.