Total Number of SEER-CAHPS Respondents

Number of cancer and non-cancer survey respondents by SEER region and SEER-CAHPS plan type (1997–2019)

This figure shows the number of CAHPS survey respondents in SEER-CAHPS based on cancer diagnosis in a SEER region and by Medicare plan type.

Total Sample
1,942,764

Cancer Cases
562,511

FFS
237,401

MA
325,110

Survey Before Cancer DX
111,350

Survey After Cancer DX
126,051

Survey Before Cancer DX
180,867

Survey After Cancer DX
144,243

Non-Cancer Cases Residing in a SEER Region
1,380,253

FFS
544,190

MA
836,063

Note: some respondents have taken more than one survey, at different years. This figure reflects the first survey taken.

Last Updated: 23 Feb, 2023