PD-20 Short- and long-term survival among elderly colorectal cancer patients in Finland 2006–2015: A nationwide registry study

This study’s aim was to report 30-day and 1-year postoperative survival, 5-year disease-specific survival (DSS) in elderly (>75 years) colorectal cancer patients. population-based registry study received patient data from the Finnish Cancer Registry. All new cases years 2006-2015 were included followed death or end of year 2016. Information on surgery national Care Register for Health (THL). Survival analyzed according tumour location stage-specifically. Of 27 061 11 304 patients over 75 years. The gender distribution age 5193 (46%) male. Among 36.8% (4159 cases) had right-sided colon cancer, 21.9% (2478 left-sided 32.3% (3649 rectal cancer. In this population, 932 aged 90 older. We information 13 077 all 75-80 95.9 % (95 CI 95.1-96.7) 80-85 it 93.1% (91.9-94.3). For those 85-90 90.8% (89.0-92.6). with locally advanced disease 96.9% (95.1-98.7) 95.7% (93.5-97.9). Patients a 97.5% (95.9-99.1) if 94.5% (92.0-97.0) 80-85. 84.0% (82.4-85.6) 78.9% (77.1-80.7). 72.9% (70.2-75.6). 92.6% (89.9-95.3) 86.5% (82.8-90.2). 89.3% (86.2-92.4) 81.4% (76.9-85.9) long-term (5-year DSS) 59.1% (57.3-60.9) 52.8% (51.0-54.6). 42.2% (39.8-44.6). DSS 75.5% (70.8-80.2) 73.0% (67.7-78.3) 61.6% (56.7-66.5) 50.6% (45.1-56.1) among (>75-years) is generally good both concerning short-term survival.