SEER-Medicare Sample Size Estimator

The SEER-Medicare Sample Size Estimator allows you to quickly estimate research sample sizes by entering your desired search criteria below. Click Add Variable to begin.

Note: this is intended to give an estimate only. Actual sample size may change depending on the final cohort selection criteria.

Only Patients with Sequence Number 00-59,99, known Month of Diagnosis and Diagnosis Years 1999-2019 are included in the estimator database.

To estimate the cost of acquiring SEER-Medicare Data, visit the Data Cost Calculator.

Last Updated: 08 Feb, 2023