Adherence to colorectal cancer screening and healthcare resource utilization: a longitudinal analysis in Medicare beneficiaries aged 66-75 years.

In Medicare beneficiaries at average risk, adherence to CRC screening was low, although the rate might be underestimated due to lack of early Medicare data. The link between HCRU and screening status suggests that screening initiatives independent of clinical visits may be needed to reach unscreened or inadequately screened individuals.