Treatment patterns and primary reasons for adjusted treatment in older and younger patients with stage II or III colorectal cancer

This study aims to assess age-related treatment patterns and primary reasons for adjusted treatment in patients with colorectal cancer. Patients with colorectal cancer stage II or III diagnosed between 2015 and 2018 in the Netherlands were eligible for this study. Data were provided by the Netherlands Cancer Registry and included socio-demographics, clinical characteristics, treatment patterns and primary reasons for adjusted treatment. Treatment patterns and reasons for adjusted treatment were analysed according to age groups. Of all 29,620 patients, 30% were aged