question: Compared to immunomonitoring without immunomodulation what was the result of preoperative administration of interleukin-2 (IL-2) on Tumour-specific survival after 5 years?
context: Tumour-specific survival in the IL-2 group and the control group was 98 vs 81% after 1 year and 86 vs 73% after 5 years (P=0.04)