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
1,835,341

Cancer Cases
461,508

FFS
191,161

MA
270,347

Survey Before Cancer DX
79,443

Survey After Cancer DX
111,718

Survey Before Cancer DX
139,306

Survey After Cancer DX
131,041

Non-Cancer Cases Residing in a SEER Region
1,373,833

FFS
546,483

MA
827,350

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

Last Updated: 03 Jun, 2021