Analyses in p53-Immunoreactive Subgroup
death
In 80 patients in the p53-immunoreactive subgroup (ie, patients who were p53-Ab [+] and p53-IHC [3+]), relapse or death occurred in 9 of 54 patients (16.7%) in the vitamin D group and 14 of 26 patients (53.8%) in the placebo group; the 5-year RFS was significantly higher in the vitamin D group (13 patients [80.9%]) than the placebo group (1 patient [30.6%]; HR, 0.27; 95% CI, 0.11-0.61; 