SEER-CAHPS Sample Size Estimator

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

For guidance on using the SEER-CAHPS Sample Size Estimator, visit the Help page.

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